Earth
13 exotic elements we can't live without
Features
This week's magazine
Table of contents
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Life
It is human nature to cooperate with strangers
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Life
Why female zebra finches cheat on their partners
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Earth
Recent warming trend is significant after all
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Life
3D movie reveals how brain loses consciousness
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Earth
Global warming not to blame for 2011 droughts
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Good news for vaccines against meningitis A and B
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Earth
'Extinct' frog was under our noses all the time
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60 Seconds
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Life
Tribal wars: DNA testing divides American Indians
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Life
Breeding with Neanderthals helped humans go global
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Health
Chronic ketamine use kills bladder cells
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Earth
Are the wild horses of the American west native?
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First 'living' laser made from kidney cell
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Health
Could a whiff of oxytocin help hypnosurgery?
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Health
Ovarian cancer cells 'bully' their way to other organs
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Physics
Shrink peas for designer wrinkles
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Health
Early infection may shorten lifespan
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Technology
Cracking the code of machine translation
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Technology
Botclouds: a cyberattacker's dream
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Technology
Say cheese! Taking photos with a wave of the hand
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Technology
One Per Cent
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Technology
Fighting patent 'trolls' – there's no app for that
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Technology
Spies can send messages hidden in a Google search
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