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	<title>Just A Theory &#187; Weekly Roundup</title>
	<atom:link href="http://justatheory.co.uk/category/weekly-roundup/feed/" rel="self" type="application/rss+xml" />
	<link>http://justatheory.co.uk</link>
	<description>Our thoughts on science and its relationship with the media</description>
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		<title>Weekly Roundup: Fake, fat, far-out, and unfair edition</title>
		<link>http://justatheory.co.uk/2010/05/09/weekly-roundup-fake-fat-far-out-and-unfair-edition/</link>
		<comments>http://justatheory.co.uk/2010/05/09/weekly-roundup-fake-fat-far-out-and-unfair-edition/#comments</comments>
		<pubDate>Sun, 09 May 2010 17:23:23 +0000</pubDate>
		<dc:creator>Jacob Aron</dc:creator>
				<category><![CDATA[Biology]]></category>
		<category><![CDATA[Climate Change & Environment]]></category>
		<category><![CDATA[Getting It Wrong]]></category>
		<category><![CDATA[Health & Medicine]]></category>
		<category><![CDATA[Weekly Roundup]]></category>
		<category><![CDATA[animal]]></category>
		<category><![CDATA[calories]]></category>
		<category><![CDATA[carbon]]></category>
		<category><![CDATA[rights]]></category>
		<category><![CDATA[tax]]></category>
		<category><![CDATA[weight]]></category>

		<guid isPermaLink="false">http://justatheory.co.uk/?p=3004</guid>
		<description><![CDATA[Who needs facts? We all know that science can be complicated and confusing, but don&#8217;t let that get you down &#8211; Fake Science is here to straighten everything out. Did you know that the periodic table is actually based on Scrabble, or that wind power uses giant fans to make wind? Science has never been [...]]]></description>
			<content:encoded><![CDATA[<p><strong>Who needs facts?</strong></p>
<p>We all know that science can be complicated and confusing, but don&#8217;t let that get you down &#8211; <a href="http://fakescience.tumblr.com/">Fake Science</a> is here to straighten everything out. Did you know that the <a href="http://fakescience.tumblr.com/post/561170315/the-periodic-table">periodic table is actually based on Scrabble</a>, or that <a href="http://fakescience.tumblr.com/post/570994151/wind-power">wind power uses giant fans to make wind</a>? Science has never been so simple.</p>
<p><strong>Want to lose weight? Keep it off your plate</strong></p>
<p>Simply leaving serving dishes on the kitchen counter rather than bringing them to the dining table reduces the amount of food you eat, <a href="http://www.eurekalert.org/pub_releases/2010-04/cfb-nst042610.php">say researchers at Cornell University</a>. They found that this simple dieting strategy reduces the temptation of second helpings, cutting the number of calories people consumed by 20%. </p>
<p>Brian Wansink, director of the Cornell Food and Brand Lab, said that the same idea can be used to promote healthier foods over sugary snacks &#8211; keeping fruit on display makes you more likely to eat it instead of reaching for a piece of cake in the fridge.</p>
<p><strong>Animal privacy? Not in my backyard</strong></p>
<p><a href="http://www.guardian.co.uk/environment/2010/apr/29/wildlife-films-infringe-privacy">Wildlife documentaries infringe an animal&#8217;s right to privacy</a>, says Brett Mills, a lecturer in film studies at the University of East Anglia:</p>
<blockquote><p>&#8220;We have an assumption that humans have some right to privacy, so why do we not assume that for other species, particularly when they are engaging in behaviour that suggests they don&#8217;t want to be seen?&#8221;</p></blockquote>
<p>I&#8217;m a staunch defender of civil liberties, but even I think extending the right to privacy to animals is going a bit too far. Of course, great care should be taken to avoid distributing their natural habits or causing them distress, but I really don&#8217;t think animals mind us watching them doing what they do.</p>
<p><strong>Green tax would hurt the poorest</strong></p>
<p>A proposed tax on carbon footprints would <a href="http://futurity.org/earth-environment/poor-families-hardest-hit-by-carbon-tax/">hit the poorest households hardest</a>, according to study from the University of Leeds. The carbon tax would cost low earners 6% of their annual income, while the richest households would only pay around 2%. </p>
<p>The difference is the result of poorer households spending more on costs such as heating and electricity &#8211; 40% of their income, compared to just 8% for high earners.</p>
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		<title>Weekly Roundup: Printing Mixup edition</title>
		<link>http://justatheory.co.uk/2010/04/25/weekly-roundup-printing-mixup-edition/</link>
		<comments>http://justatheory.co.uk/2010/04/25/weekly-roundup-printing-mixup-edition/#comments</comments>
		<pubDate>Sun, 25 Apr 2010 18:25:28 +0000</pubDate>
		<dc:creator>Jacob Aron</dc:creator>
				<category><![CDATA[Biology]]></category>
		<category><![CDATA[Health & Medicine]]></category>
		<category><![CDATA[Inventions & Technology]]></category>
		<category><![CDATA[Weekly Roundup]]></category>
		<category><![CDATA[Yes, But When?]]></category>
		<category><![CDATA[cell]]></category>
		<category><![CDATA[font]]></category>
		<category><![CDATA[print]]></category>
		<category><![CDATA[skin]]></category>

		<guid isPermaLink="false">http://justatheory.co.uk/?p=3000</guid>
		<description><![CDATA[Print your own skin Researchers funded by the US military are working on a way of printing new human skin as a treatment for burn victims. What&#8217;s more, they&#8217;ve using a regular inkjet printer and cartridges filled with human skill cells: Grow your own font Typographer Craig Ward has developed a typeface with a difference [...]]]></description>
			<content:encoded><![CDATA[<p><strong>Print your own skin</strong></p>
<p>Researchers funded by the US military are working on a way of printing new human skin as a treatment for burn victims. What&#8217;s more, they&#8217;ve using a regular inkjet printer and cartridges filled with human skill cells:</p>
<p><object class="aligncenter" width="560" height="340"><param name="movie" value="http://www.youtube.com/v/dHz4akTdno0&#038;hl=en_GB&#038;fs=1&#038;"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="http://www.youtube.com/v/dHz4akTdno0&#038;hl=en_GB&#038;fs=1&#038;" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="560" height="340"></embed></object></p>
<p><strong>Grow your own font</strong></p>
<p>Typographer Craig Ward has developed a typeface with a difference &#8211; each letter was <a href="http://www.newscientist.com/gallery/dn15018-pick-of-the-pictures/2">grown from live cells</a> and moulded into the correct shape.</p>
<p><img src="http://justatheory.co.uk/wp-content/uploads/2010/04/457f74c1.jpg" alt="" title="" width="500" height="375" class="aligncenter size-full wp-image-3001" /></p>
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		<title>Weekly Roundup: Delayed by ash edition</title>
		<link>http://justatheory.co.uk/2010/04/19/weekly-roundup-delayed-by-ash-edition/</link>
		<comments>http://justatheory.co.uk/2010/04/19/weekly-roundup-delayed-by-ash-edition/#comments</comments>
		<pubDate>Mon, 19 Apr 2010 18:19:32 +0000</pubDate>
		<dc:creator>Jacob Aron</dc:creator>
				<category><![CDATA[Health & Medicine]]></category>
		<category><![CDATA[Inventions & Technology]]></category>
		<category><![CDATA[Psychology]]></category>
		<category><![CDATA[Weekly Roundup]]></category>
		<category><![CDATA[alcohol]]></category>
		<category><![CDATA[date]]></category>
		<category><![CDATA[drinking]]></category>
		<category><![CDATA[email]]></category>
		<category><![CDATA[liar]]></category>
		<category><![CDATA[smoking]]></category>
		<category><![CDATA[stroke]]></category>

		<guid isPermaLink="false">http://justatheory.co.uk/?p=2988</guid>
		<description><![CDATA[Not really, I&#8217;ve just been ill, but that sounds less dramatic. On with the roundup! Emailers or e-liars? It&#8217;s more tempting to lie when you&#8217;re sending a message via email compared with using pen and paper, say psychologists at DePaul University in Chicago. They asked 48 students to split an imaginary pot of $89 by [...]]]></description>
			<content:encoded><![CDATA[<p>Not really, I&#8217;ve just been ill, but that sounds less dramatic. On with the roundup!</p>
<p><strong>Emailers or e-liars?</strong></p>
<p><A href="http://bps-research-digest.blogspot.com/2010/04/people-lie-more-in-email-than-when.html">It&#8217;s more tempting to lie when you&#8217;re sending a message via email</a> compared with using pen and paper, say psychologists at DePaul University in Chicago. They asked 48 students to split an imaginary pot of $89 by choosing the amount in the pot they would tell their partner and how much they were willing to share. Some conveyed their choice using email, while the rest wrote it down.</p>
<p>Nearly all of the emailers (92%) lied about the amount of money available, versus just 62% of letter writers. Participants reported they felt more justified in this deception, and also kept more of the money for themselves. Next time you&#8217;re doing a financial deal, be sure to get it in writing of the non-digital variety&#8230;</p>
<p><strong>Don&#8217;t drink and drag</strong></p>
<p>Everyone knows that smoking and drinking is bad for your health, but it seems that <a href="http://www.sciencedaily.com/releases/2010/04/100413080857.htm">doing both at once could be even worse</a>. Drinking moderate amounts of alcohol, such as two small glass of wine per day, has previously been linked to a reduced risk of stroke, but a 12-year study has found that smoking may counteract this benefit.</p>
<p>The study followed the drinking and smoking habits of 22,524 people in the UK. Moderate drinkers who didn&#8217;t smoke were 37% less likely to have a strike than non-drinkers, but the same wasn&#8217;t true of smokers.</p>
<p><strong>Less is more when it comes to dating</strong></p>
<p>Speed dating is increasingly popular these days, <A href="http://www.eurekalert.org/pub_releases/2010-04/afps-qmd041510.php">but it may not be the best way to find &#8220;the one&#8221;</a>. When meeting a large number of potential partners, the brain may become overwhelmed by choice and end up resorting to surface values, instead of what&#8217;s inside.</p>
<p>A study published in <em>Psychological Science</em> found that people at speed dating events with 24 or more dates were more likely to pick a partner based on their weight or height, while those at smaller events took a deeper look, taking in into account attributes such as education and employment.</p>
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		<title>Weekly Roundup: Pac-Man and Physics World edition</title>
		<link>http://justatheory.co.uk/2010/04/04/weekly-roundup-pac-man-and-physics-world-edition/</link>
		<comments>http://justatheory.co.uk/2010/04/04/weekly-roundup-pac-man-and-physics-world-edition/#comments</comments>
		<pubDate>Sun, 04 Apr 2010 13:05:20 +0000</pubDate>
		<dc:creator>Jacob Aron</dc:creator>
				<category><![CDATA[About Just A Theory]]></category>
		<category><![CDATA[Space & Astronomy]]></category>
		<category><![CDATA[Weekly Roundup]]></category>
		<category><![CDATA[mimas]]></category>
		<category><![CDATA[moon]]></category>
		<category><![CDATA[pac-man]]></category>
		<category><![CDATA[review]]></category>

		<guid isPermaLink="false">http://justatheory.co.uk/?p=2976</guid>
		<description><![CDATA[Pac-Man in the moon Mimas is fast shaping up to be the nerdiest object in the solar system. The tiny moon of Saturn has already been compared to the Death Star from Star Wars, but the Cassini probe has revealed another geek-culture icon &#8211; Pac-Man. Nom nom nom The appearance of the classic video game [...]]]></description>
			<content:encoded><![CDATA[<p><strong>Pac-Man in the moon</strong></p>
<p>Mimas is fast shaping up to be the nerdiest object in the solar system. The tiny moon of Saturn has already been compared to the <a href="http://www.usm.maine.edu/planet/mimas_deathstar.gif">Death Star from Star Wars</a>, but the Cassini probe has revealed another geek-culture icon &#8211; <a href="http://saturn.jpl.nasa.gov/news/newsreleases/newsrelease20100329/">Pac-Man</a>.</p>
<div class="img aligncenter size-medium wp-image-2978" style="width:500px;">
	<img src="http://justatheory.co.uk/wp-content/uploads/2010/04/pacMan640w1-500x253.jpg" alt="Nom nom nom" width="500" height="253" />
	<div>Nom nom nom</div>
</div>
<p>The appearance of the classic video game character during a thermal scan of Mimas has baffled scientists. It could be due to differences in texture on the moon&#8217;s icey surface. Old, densely packed ice conducts heat away from the surface, while recently fallen snow acts as an insulator, trapping heat to create the distinctive Pac-Man shape.</p>
<p><strong>Just A Review: Just A Theory</strong></p>
<p><a href="http://physicsworld.com/">Physics World</a> has published a rather <a href="http://physicsworld.com/cws/article/indepth/42138">nice review</a> of Just A Theory. You&#8217;ll have to register on their site to see it in full, but here&#8217;s an excerpt:</p>
<blockquote><p>
Just A Theory offers a moderately UK-centric perspective on science news for interested members of the public and busy professional researchers alike. You will not find too many detailed, hard-science articles here, but sometimes that is not the point. As a student or professional physicist, it is easy to develop tunnel vision as you dig ever deeper into a relatively narrow research topic, but keeping the “bigger picture” in sight can be a time-consuming process in an ever-more-crowded media world. </p></blockquote>
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		<title>Weekly Roundup: Two links, a video, and a joke edition</title>
		<link>http://justatheory.co.uk/2010/03/28/weekly-roundup-two-links-a-video-and-a-joke-edition/</link>
		<comments>http://justatheory.co.uk/2010/03/28/weekly-roundup-two-links-a-video-and-a-joke-edition/#comments</comments>
		<pubDate>Sun, 28 Mar 2010 18:05:27 +0000</pubDate>
		<dc:creator>Jacob Aron</dc:creator>
				<category><![CDATA[Chemistry]]></category>
		<category><![CDATA[Mathematics]]></category>
		<category><![CDATA[Physics]]></category>
		<category><![CDATA[Weekly Roundup]]></category>
		<category><![CDATA[fire]]></category>
		<category><![CDATA[jobs]]></category>
		<category><![CDATA[joke]]></category>
		<category><![CDATA[periodic table]]></category>
		<category><![CDATA[standing waves]]></category>

		<guid isPermaLink="false">http://justatheory.co.uk/?p=2972</guid>
		<description><![CDATA[The Periodic Table of Periodic Tables In the past I&#8217;ve linked to all kinds of periodic tables, from the edible to the audiovisual. Now, someone&#8217;s gone all meta and created a periodic table to list all of these periodic tables: You can see a larger version here, complete with links to all the other tables. [...]]]></description>
			<content:encoded><![CDATA[<p><strong>The Periodic Table of Periodic Tables</strong></p>
<p>In the past I&#8217;ve linked to all kinds of periodic tables, from the <a href="http://justatheory.co.uk/2009/12/13/weekly-roundup-terror-and-tasty-edition/">edible</a> to the <a href="http://justatheory.co.uk/2008/08/06/the-periodic-table-of-videos/">audiovisual</a>. Now, someone&#8217;s gone all meta and created a periodic table to list all of these periodic tables:</p>
<p><img class="aligncenter" src="http://justatheory.co.uk/wp-content/uploads/2010/03/4455590301_d26dccb8221.jpg" alt="" title="" width="500" height="296" class="aligncenter size-full wp-image-2973" /></p>
<p>You can see a larger version <a href="http://www.flickr.com/photos/bk/4455590301/">here</a>, complete with links to all the other tables.</p>
<p><strong>And you think your job is tough&#8230;</strong></p>
<p>Popular Science has drawn up a list of the <a href="http://www.popsci.com/science/gallery/2010-03/10-worst-jobs-science">ten worst jobs in science</a>, which includes thankless tasks such as &#8220;armpit detective&#8221; and &#8220;whale slasher&#8221;. Don&#8217;t let them put you off pursing a career in science however, as the list also reveals the best job: &#8220;multispecies baby tickler&#8221;. Where do I sign up?</p>
<p><strong>Fire! De der deeeer, der der&#8230;</strong></p>
<p>A Ruben&#8217;s tube is a nifty demonstration of standing waves with a healthy dose of burnination:</p>
<p><object class="aligncenter" width="480" height="385"><param name="movie" value="http://www.youtube.com/v/HpovwbPGEoo&#038;hl=en_GB&#038;fs=1&#038;"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="http://www.youtube.com/v/HpovwbPGEoo&#038;hl=en_GB&#038;fs=1&#038;" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="480" height="385"></embed></object></p>
<p><strong>A really geeky maths joke</strong></p>
<p>I probably find this joke far more amusing than I should:</p>
<blockquote><p>An engineer, a physicist  and a mathematician  find  themselves  in an anecdote, indeed an anecdote  quite similar to many  that you  have  no doubt already heard.</p>
<p>After some observations and rough calculations the engineer realizes the situation and starts laughing.</p>
<p>A few minutes later the physicist understands too and chuckles to himself happily as he now has enough experimental evidence to publish a paper.</p>
<p>This leaves the mathematician somewhat perplexed, as he had observed right away that he was the subject of an anecdote, and deduced quite rapidly the presence of humour from similar anecdotes, but considers this anecdote to be too trivial a corollary to be significant, let alone funny.</p></blockquote>
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		<title>Weekly Roundup: Pi, lies, and lava lamp edition</title>
		<link>http://justatheory.co.uk/2010/03/14/weekly-roundup-pi-lies-and-lava-lamp-edition/</link>
		<comments>http://justatheory.co.uk/2010/03/14/weekly-roundup-pi-lies-and-lava-lamp-edition/#comments</comments>
		<pubDate>Sun, 14 Mar 2010 20:56:27 +0000</pubDate>
		<dc:creator>Jacob Aron</dc:creator>
				<category><![CDATA[Getting It Wrong]]></category>
		<category><![CDATA[Mathematics]]></category>
		<category><![CDATA[Physics]]></category>
		<category><![CDATA[Weekly Roundup]]></category>
		<category><![CDATA[children]]></category>
		<category><![CDATA[Education]]></category>
		<category><![CDATA[gravity]]></category>
		<category><![CDATA[jupiter]]></category>
		<category><![CDATA[new scientist]]></category>
		<category><![CDATA[pi]]></category>

		<guid isPermaLink="false">http://justatheory.co.uk/?p=2949</guid>
		<description><![CDATA[Pi for all Here&#8217;s an extract from an article I wrote for New Scientist in honour of Pi Day today. The stars overhead inspired the ancient Greeks, but they probably never used them to calculate pi. Robert Matthews of the University of Aston in Birmingham, UK, combined astronomical data with number theory to do just [...]]]></description>
			<content:encoded><![CDATA[<p><strong>Pi for all</strong></p>
<p>Here&#8217;s an extract from an article I wrote for <a href="http://www.newscientist.com/article/dn18649-pi-day-five-tasty-facts-about-the-famous-ratio.html">New Scientist</a> in honour of Pi Day today.</p>
<blockquote><p>The stars overhead inspired the ancient Greeks, but they probably never used them to calculate pi. Robert Matthews of the University of Aston in Birmingham, UK, combined astronomical data with number theory to do just that.</p>
<p>Matthews used the fact that for any large collection of random numbers, the probability that any two have no common factor is 6/pi2. Numbers have a common factor if they are divisible by the same number, not including 1. For example, 4 and 15 have no common factors, but 12 and 15 have the common factor 3.</p>
<p>Matthews calculated the angular distance between the 100 brightest stars in the sky and turned them into 1 million pairs of random numbers, around 61 per cent of which had no common factors. He got a value for pi of 3.12772, which is about 99.6 per cent correct.</p></blockquote>
<p><strong>A serious science survey?</strong></p>
<p>The BBC <a href="http://news.bbc.co.uk/1/hi/education/8565258.stm">reports</a> that one in 10 children believe the Queen invented the telephone, while others suggest Charles Darwin and Noel Edmonds. The results come from a survey of 1,000 school kids, but rather than despairing at the state of science education, I&#8217;m actually amused by this story.</p>
<p>These types of articles seem to crop up fairly often, with children giving nonsensical answers to questions about historical facts. Everyone always interrupts them fairly seriously, but I think it&#8217;s far more likely that the kids are just having a laugh.</p>
<p><strong>High-gravity lava lamps</strong></p>
<p>Would a lava lamp work on Jupiter? There&#8217;s <a href="http://neil.fraser.name/hardware/centrifuge/">only one way to find out</a> &#8211; build a giant, semi-lethal centrifuge out of Meccano, and take your lamp for a spin:</p>
<p><object class="aligencenter" width="480" height="385"><param name="movie" value="http://www.youtube.com/v/8-i9iI0ZA4M&#038;hl=en_GB&#038;fs=1&#038;"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="http://www.youtube.com/v/8-i9iI0ZA4M&#038;hl=en_GB&#038;fs=1&#038;" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="480" height="385"></embed></object></p>
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		<title>Weekly Roundup: Anything But edition</title>
		<link>http://justatheory.co.uk/2010/02/28/weekly-roundup-anything-but-edition/</link>
		<comments>http://justatheory.co.uk/2010/02/28/weekly-roundup-anything-but-edition/#comments</comments>
		<pubDate>Sun, 28 Feb 2010 15:36:00 +0000</pubDate>
		<dc:creator>Jacob Aron</dc:creator>
				<category><![CDATA[Biology]]></category>
		<category><![CDATA[Chemistry]]></category>
		<category><![CDATA[Physics]]></category>
		<category><![CDATA[Weekly Roundup]]></category>
		<category><![CDATA[ant]]></category>
		<category><![CDATA[image]]></category>
		<category><![CDATA[tree]]></category>
		<category><![CDATA[video]]></category>

		<guid isPermaLink="false">http://justatheory.co.uk/?p=2920</guid>
		<description><![CDATA[My blogging schedule is all over the place at the moment, but I still have time to bring you some neat things from the world of science: Chemical party Chemical reactions can get pretty wild, but I bet you&#8217;ve never seen them like this: Strength in small numbers Check out this amazing picture of an [...]]]></description>
			<content:encoded><![CDATA[<p>My blogging schedule is all over the place at the moment, but I still have time to bring you some neat things from the world of science:</p>
<p><strong>Chemical party</strong></p>
<p>Chemical reactions can get pretty wild, but I bet you&#8217;ve never seen them like this:</p>
<p><object class="aligncenter" width="480" height="385"><param name="movie" value="http://www.youtube.com/v/wBCmt_pJTRA&#038;hl=en_GB&#038;fs=1&#038;"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="http://www.youtube.com/v/wBCmt_pJTRA&#038;hl=en_GB&#038;fs=1&#038;" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="480" height="385"></embed></object></p>
<p><strong>Strength in small numbers</strong></p>
<p>Check out this amazing picture of an ant lifting 100 times its body weight &#8211; that&#8217;s like me hoisting 5 cars at the same time!</p>
<p><img src="http://justatheory.co.uk/wp-content/uploads/2010/02/article-1252481-0862614A000005DC-94_634x9471-334x499.jpg" alt="" title="" width="334" height="499" class="aligncenter size-medium wp-image-2921" /></p>
<p>This photo won Dr Thomas Endlein of the University of Cambridge Zoology Department first prize in the Biotechnology And Biological Sciences Research Council science photo competition. You can see the other winners on the <a href="http://www.bbsrc.ac.uk/media/releases/2010/100219-scientists-rewarded-for-creative-flair-in-photo-competition.aspx">BBSRC site</a>.</p>
<p><strong>Well, it works for monkeys&#8230;</strong></p>
<p>Did you know that learning to climb trees has much in common with the scientific method? This quaint short film explains it all &#8211; love the use of Wikipedia as &#8220;a source of reliable information&#8221;!</p>
<p><object class="aligncenter" width="560" height="340"><param name="movie" value="http://www.youtube.com/v/STPZBL8N-dE&#038;hl=en_GB&#038;fs=1&#038;"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="http://www.youtube.com/v/STPZBL8N-dE&#038;hl=en_GB&#038;fs=1&#038;" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="560" height="340"></embed></object></p>
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		<title>Weekly Roundup: Valentine&#8217;s Day edition</title>
		<link>http://justatheory.co.uk/2010/02/14/weekly-roundup-valentines-day-edition/</link>
		<comments>http://justatheory.co.uk/2010/02/14/weekly-roundup-valentines-day-edition/#comments</comments>
		<pubDate>Sun, 14 Feb 2010 20:10:24 +0000</pubDate>
		<dc:creator>Jacob Aron</dc:creator>
				<category><![CDATA[Mathematics]]></category>
		<category><![CDATA[Psychology]]></category>
		<category><![CDATA[Weekly Roundup]]></category>

		<guid isPermaLink="false">http://justatheory.co.uk/?p=2913</guid>
		<description><![CDATA[Valentine&#8217;s love poetry brings a hot rush of blood to the cheeks I wrote this piece for the Guardian as part of their Valentine&#8217;s Day coverage: Steamy love poems are always popular around Valentine&#8217;s Day, but can a few lines of tender verse really make people hot under the collar? Researchers at Aberystwyth University attempted [...]]]></description>
			<content:encoded><![CDATA[<p><strong>Valentine&#8217;s love poetry brings a hot rush of blood to the cheeks</strong></p>
<p>I wrote this piece for the Guardian as part of their Valentine&#8217;s Day coverage:</p>
<blockquote><p>Steamy love poems are always popular around Valentine&#8217;s Day, but can a few lines of tender verse really make people hot under the collar? Researchers at Aberystwyth University attempted to find out earlier this week, using thermal imaging cameras to take the temperature of volunteers reading the work of Romantic poets.</p>
<p>The experiment is a collaboration between the arts and the sciences, led by poet Richard Marggraf Turley from the Department of English and Creative Writing and Reyer Zwiggelaar from Computer Science. They asked six volunteers from each department to silently read 12 love poems, while a slightly less amorous text about thermal imaging served as a control. As the participants pored over poems, including Bright Star by John Keats and To His Coy Mistress by Andrew Marvell (both are reproduced in full below), thermal cameras monitored their faces for any change in temperature that could reveal their true feelings.</p></blockquote>
<p>Read the rest at the <a href="http://www.guardian.co.uk/science/blog/2010/feb/13/valentines-love-poetry-hot-blood">Guardian</a>.</p>
<p><strong>A &#8220;new&#8221; formula for marriage? Not quite</strong></p>
<p>A number of <a href="http://www.telegraph.co.uk/news/newstopics/howaboutthat/7210017/Formula-for-the-perfect-marriage-proposal-date-revealed.html">news</a> <a href="http://www.dailymail.co.uk/news/worldnews/article-1250250/Revealed-The-mathematical-formula-predicts-best-age-engaged.html">outlets</a> have run stories on a formula for finding your &#8220;Optimal Proposal Age&#8221;, based on a <a href="http://www.maths.unsw.edu.au/news/2010/marriageproblem.pdf">press release</a> from the University of New South Wales. Far from being a new result, it&#8217;s actually a repackaging of an old mathematical puzzle known by a <a href="http://en.wikipedia.org/wiki/Secretary_problem">variety of names</a>, including the marriage problem.</p>
<p>Imagine you&#8217;ve decided to search for the perfect partner by going on 100 blind dates. After each date you decide whether you want to marry the potential suitor, and if you choose not too you can never see them again. Contrived, but then this is a maths puzzle!</p>
<p>How do you pick your partner? If you wait until the end of all 100 dates, you&#8217;ll be stuck with whoever is on the end of the list, whether you like them or not, but if just go for the first person you like then you could be missing out on someone who is a better match. It turns out that the best strategy is to see the first 37 potentials, then pick the next one who is better than those 37. Not the most romantic approach, but at least it makes for a quirky Valentine&#8217;s Day news story I suppose.</p>
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		<title>Weekly Roundup: Video edition</title>
		<link>http://justatheory.co.uk/2010/01/31/weekly-roundup-video-edition/</link>
		<comments>http://justatheory.co.uk/2010/01/31/weekly-roundup-video-edition/#comments</comments>
		<pubDate>Sun, 31 Jan 2010 17:39:20 +0000</pubDate>
		<dc:creator>Jacob Aron</dc:creator>
				<category><![CDATA[Biology]]></category>
		<category><![CDATA[Inventions & Technology]]></category>
		<category><![CDATA[Space & Astronomy]]></category>
		<category><![CDATA[Weekly Roundup]]></category>

		<guid isPermaLink="false">http://justatheory.co.uk/?p=2906</guid>
		<description><![CDATA[Chimp cinema Earlier this week the BBC broadcast the first ever film shot entirely by chimpanzees: The acting isn&#8217;t that great, and the special effects are terrible, but it&#8217;s still more interesting than some of the rubbish churned out by Hollywood! The film was part of a scientific study investigating how chimps perceive the world [...]]]></description>
			<content:encoded><![CDATA[<p><strong>Chimp cinema</strong></p>
<p>Earlier this week the BBC broadcast the first ever film shot entirely by chimpanzees:</p>
<p><object class="aligncenter" width="640" height="385"><param name="movie" value="http://www.youtube.com/v/RH4_2IZ3vb8&#038;hl=en_GB&#038;fs=1&#038;"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="http://www.youtube.com/v/RH4_2IZ3vb8&#038;hl=en_GB&#038;fs=1&#038;" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="640" height="385"></embed></object></p>
<p>The acting isn&#8217;t that great, and the special effects are terrible, but it&#8217;s still more interesting than some of the rubbish churned out by Hollywood! The film was part of a scientific study <a href="http://news.bbc.co.uk/earth/hi/earth_news/newsid_8472000/8472831.stm">investigating how chimps perceive the world around them.</a></p>
<p><strong>Mars movies</strong></p>
<p>Although it seems we&#8217;re <a href="http://justatheory.co.uk/2010/01/28/one-small-misstep-for-obama-one-giant-mistake-for-mankind/">probably not going to step foot Mars</a> any time soon, you can go there virtually today. Doug Ellison, founder of <a href="http://unmannedspaceflight.com/">UnmannedSpaceflight.com</a>, has used data from the Mars Reconnaissance Orbiter to recreate a faithfully recreated flyby of the Martian surface:</p>
<p><object class="aligncenter" width="640" height="385"><param name="movie" value="http://www.youtube.com/v/Fp8WU05W0Jg&#038;hl=en_GB&#038;fs=1&#038;"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="http://www.youtube.com/v/Fp8WU05W0Jg&#038;hl=en_GB&#038;fs=1&#038;" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="640" height="385"></embed></object></p>
<p>See more on his <a href="http://www.youtube.com/user/unmannedspaceflight">YouTube page</a>.</p>
<p><strong>Magnets&#8230;in space!</strong></p>
<p>Have you ever wondered how magnets work in zero gravity? &#8220;Very well,&#8221; is the answer, according to video game developer/astronaut <a href="http://en.wikipedia.org/wiki/Richard_Garriott">Richard Garriot</a>:</p>
<p><object class="aligncenter" width="480" height="385"><param name="movie" value="http://www.youtube.com/v/_Bfr5i_92bA&#038;hl=en_GB&#038;fs=1&#038;"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="http://www.youtube.com/v/_Bfr5i_92bA&#038;hl=en_GB&#038;fs=1&#038;" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="480" height="385"></embed></object></p>
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		<title>Weekly Roundup: Tube, time, and terrible edition</title>
		<link>http://justatheory.co.uk/2010/01/24/weekly-roundup-tube-time-and-terrible-edition/</link>
		<comments>http://justatheory.co.uk/2010/01/24/weekly-roundup-tube-time-and-terrible-edition/#comments</comments>
		<pubDate>Sun, 24 Jan 2010 16:16:59 +0000</pubDate>
		<dc:creator>Jacob Aron</dc:creator>
				<category><![CDATA[Getting It Wrong]]></category>
		<category><![CDATA[Psychology]]></category>
		<category><![CDATA[Space & Astronomy]]></category>
		<category><![CDATA[Weekly Roundup]]></category>
		<category><![CDATA[bond]]></category>
		<category><![CDATA[map]]></category>
		<category><![CDATA[Milky Way]]></category>
		<category><![CDATA[rsc]]></category>
		<category><![CDATA[time travel]]></category>
		<category><![CDATA[tube]]></category>

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		<description><![CDATA[Oh dear, one week in and I&#8217;m already off schedule. Two words: food poisoning. Leftover Chinese food can be deadly! On with this week&#8217;s roundup: Next stop, outer space Even London natives can struggle with the complicated spiderweb that is the Tube map, but surprisingly enough it is actually intended to simplify getting about the [...]]]></description>
			<content:encoded><![CDATA[<p>Oh dear, one week in and I&#8217;m already off schedule. Two words: food poisoning. Leftover Chinese food can be deadly! On with this week&#8217;s roundup:</p>
<p><strong>Next stop, outer space</strong></p>
<p>Even London natives can struggle with the complicated spiderweb that is the Tube map, but surprisingly enough it is actually intended to simplify getting about the capital. Inspired by its iconic design, Harvard scientist <a href="http://www.arbesman.net">Samuel Arbesman</a> developed a similar map for getting about the Milky Way:</p>
<div class="img aligncenter size-medium wp-image-2891" style="width:500px;">
	<img src="http://justatheory.co.uk/wp-content/uploads/2010/01/article-1244706-07EF0770000005DC-213_634x4291-500x338.jpg" alt="But where is Morington Crescent?" width="500" height="338" />
	<div>But where is Morington Crescent?</div>
</div>
<p>The coloured lines correspond to an arm of the spiral galaxy, and each stop is a star or other astronomical object. </p>
<p><strong>Mental time travel</strong></p>
<p>You won&#8217;t be journeying to the age of the dinosaurs just yet, but psychologists at the University of Aberdeen have discovered a strange form of <a href="http://www.eurekalert.org/pub_releases/2010-01/afps-mtt012110.php">time travel</a>. Apparently thinking about the past or future causes people to move backwards or forwards. The researchers suggest behaviour could be the origin of temporal metaphors such as future = forward and past = backward.</p>
<p><strong>Bond. Strange Bond.</strong></p>
<p>The Royal Society of Chemistry continued it&#8217;s tradition of strange PR stunts this week by announcing a <a href="http://www.telegraph.co.uk/science/science-news/7047457/Scientists-launch-search-to-find-Sean-Connery-lookalike.html">search for a Sean Connery lookalike</a>. </p>
<p>As if <a href="http://justatheory.co.uk/2008/11/07/royal-society-of-chemistry-i-think-we-need-to-talk/">devising a new ending for the Italian Job</a> or <a href="http://justatheory.co.uk/2008/11/16/weekly-roundup-silly-society-bizarre-bot-and-confusing-creationism-edition/">cooking the perfect Yorkshire pudding</a> weren&#8217;t enough, they want to use the lookalike in a bizarre photoshoot designed to highlight the importance of British research keeping the nation healthy. No, I don&#8217;t get it either.</p>
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