Life
Creationism lives on in US public schools
"Intelligent design" is still creeping into US schools, five years after the court ruling that banished it from Pennsylvania classrooms
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Life
The chaos theory of evolution
Features
Health
Hunter-gatherers cared for first known ancient invalid
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Life
Trademark swimsuit gave penguin ancestors the edge
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Environment
Large brains bust baggage allowance for migratory bats
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Humans
Sparks fly over origin of altruism
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Life
Cosmic accidents: One giant leap for a single cell
Features
Earth
Cosmic accidents: Killer asteroid with a silver lining
Features
Earth
Cosmic accidents: Brains or brawn – which was best?
Features
Humans
Cosmic accidents: Inventing language, the easy way
Fresh pastures meant a cosier life for early humans – if they hadn't, we would never have loosened up enough to learn to speak
Features
Health
City-dwelling helped us evolve resistance to disease
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Health
Cousin virus suggests HIV may be deadly for millennia
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Environment
Religious rite gives evolution a helping hand
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Life
Turing formula poses plain origin for intricate skins
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