Life
The dizzying diversity of human sexual strategies
Features
This week's magazine
Table of contents
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Cholera epidemic hits crumbling Zimbabwe
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Space
NASA may struggle to afford new space missions
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Acid surprise
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Health
Pig organs: Ready for humans at last?
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Health
Down's symptoms may be treatable in the womb
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Earth
Frog-killing fungus to be tackled in the wild
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"A bunny-hugging mentality that is far removed from the realities of rural life."
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Health
Psychopaths have an eye for the underdog
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Life
Memories may be stored on your DNA
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Earth
Did lack of comet impacts help life evolve?
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Earth
Heat we emit could warm the Earth
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George Bush's parting swipe at the environment
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Graffiti and litter lead to more street crime
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Amoeba explains evolutionary mystery
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Earth
Earth's crust was drifting 4 billion years ago
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Martian ice found hiding from the Sun
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Humans
Voice impersonators use brain to 'become' characters
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Overworked protein may trigger ageing across life
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Earth
Which virus will birds give us next?
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Life
Dogs' amazing sense of smell down to a wet nose
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Technology
Smart drug implant has batteries included
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Technology
Scanners avoid destructive tests on ancient manuscripts
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Technology
Robot uncovers secret of lizard press-ups
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Technology
Gizmo
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Earth
Robot gliders take the ocean's pulse
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Life
Molecular fireworks could produce '30-minute genomes'
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Technology
New tools predict web page popularity
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