(Phys.org) —Galaxies today come very roughly in two types: reddish, elliptically shaped collections of older stars, and bluer, spiral shaped objects dominated by young stars. The conventional wisdom is that the two types ...
Astronomy
Apr 3, 2013
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(Phys.org) —New research provides an insight into how groups of people tackle social dilemmas and effectively punish those engaging in anti-social behaviour.
Social Sciences
Mar 28, 2013
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A couple of years ago, Hesham Rakha misjudged a yellow traffic light and entered an intersection just as the light turned red. A police officer handed him a ticket.
Other
Sep 11, 2012
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Sorghum, or durra, is an important forage crop in many countries, for example the USA, Africa, China and Australia.
Biotechnology
Apr 4, 2012
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When faced with life-or-death situations, bacteria — and maybe even human cells — use an extremely sophisticated version of "game theory" to consider their options and decide upon the best course of action, scientists ...
Cell & Microbiology
Mar 27, 2012
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(PhysOrg.com) -- Hundreds of lives are being lost each year in the United States because of mistakes made in what engineers call the "dilemma zone" – that area before a stoplight intersection where the traffic light ...
Engineering
Mar 14, 2012
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(AP) -- To save the imperiled spotted owl, the Obama administration is moving forward with a controversial plan to shoot barred owls, a rival bird that has shoved its smaller cousin aside.
Ecology
Feb 28, 2012
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The world can deliver sudden and nasty shocks. Economies can crash, fisheries can collapse, and climates can pass tipping points. Providing early warning of such changes currently requires the collection of enormous and often ...
Ecology
Feb 2, 2012
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(AP) -- In the world of video games, realism reigns supreme, but the makers of a game based on the infamous private security firm Blackwater are intentionally steering clear of it.
Software
Oct 4, 2011
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As much of the developed world continues to dig out from the impact of the 2008 financial crisis, a team of researchers at Harvard and in London has created a model of bank failure aimed at helping economies avoid crashes. ...
Economics & Business
Jul 25, 2011
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