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Mass extinctions: The microbes strike backForget asteroid Armageddon from the skies – the biggest danger to life is a hostile takeover by bacteria, says Peter Ward
Star eats star and builds planets from the crumbsA star that appears too old to harbour a dusty disc may have swallowed its companion, burping out a planet-forming cloud
18:29 08 February 2008
Robotic glider feeds off ocean temperaturesAn autonomous glider that harvests heat energy from the sea to propel itself is being used to explore the undersea environment
14:55 08 February 2008
Pump iron to lose the poundsMice that lost weight purely through putting on muscle challenge the widely held idea that endurance training is the best method for slimming down
13:09 08 February 2008
Conservation laws threaten rare orchidsThe Convention on International Trade in Endangered Species limits the study of orchids, threatening their future, say botanists
11:35 08 February 2008
Stem cell transplant 'cures' diabetic miceInsulin-producing cells from human embryos have treated animals with type 1 diabetes – raising hopes for a human treatment
10:19 08 February 2008
Report leaves Scaled Composites blast a mystery
23:16 07 February 2008
Shuttle launches with European space station lab
20:01 07 February 2008
Biofuels emissions may be 'worse than petrol'
19:00 07 February 2008
Knee device makes phone charging a walk in the park
19:00 07 February 2008
No major hurdles to upgrade Atlas V rockets for people
18:10 07 February 2008
The personality factor: What makes you unique?With a better understanding of the neurobiology of personality, it is becoming easier to make the most of who you are
'Nerve bridge' bypasses spinal cord injuryRewiring healthy nerves across damaged regions of the spine can restore communication with the lower body in rats and offers hope as a treatment for paralysis
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Suicide concernA US senator expresses concerns that trial data may have obscured the suicide risk of an antidepressant drug
Magic lanternSee Eadweard Muybridge's pioneering animations of galloping horses, and how they inspire modern artists
Alien invasionSee a slideshow of some of the invasive species threatening Europe's wildlife and economy
Oily candidatesFind out which of the US presidential hopefuls receive the most funding from Big Oil
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