Physics
Do we need to change the definition of science?
Features
This week's magazine
Table of contents
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Life
Safe websites let you embarrass people in high places
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Earth
Why didn't Earth freeze under faint young Sun?
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Earth
Ocean 'deserts' are increasing as planet warms
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Life
Birds must babble before they tweet
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Health
Why Popeye may have been right about spinach
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Life
Rats feel peer pressure too
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Earth
Uranium-eating fungi could clean up battlefields
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Space
Black hole trysts revealed by ultraviolet light
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Health
Kids' hospital hallucinations not just a bad dream
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Space
Do we occupy a special place in the universe?
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Earth
Fuel prices hit US drivers where it hurts
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Soundbites
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Life
Depressed dads affect their kids' speech development
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Life
Sea creatures had a thing for bling
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Health
Why hip fat is good, but pot bellies are bad
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Life
How child soldiers can adapt to life after war
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Life
Bizarre genetic makeup of the platypus revealed
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Earth
Global warming spells bad news for tropical insects
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60 Seconds
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Health
Restaurant smoking bans stop teens getting the habit
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Health
Cow's milk may increase the risk of diabetes
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Health
Stigma helps AIDS flourish in Russia
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Earth
Food crisis may hamper Burmese relief effort
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Physics
'Heaviest element' claim thrown into doubt
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