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Life

Chimp brains may be hard-wired to evolve language

Synaesthesia-like abilities in chimps provide clues to how our early ancestors evolved their first words

Environment

Naked mole rats make deformed, sluggish sperm

Life

Why some wasps are good with faces 鈥� and others aren’t

Life

Killer fungi made us hot-blooded

Life

Turtle eggs communicate to hatch together

Environment

Deep sea fishing for tuna began 42,000 years ago

Life

Life began with a planetary mega-organism

Life

Our ancestors speak out after 3 million years

Health

Fetus donates stem cells to heal mother’s heart

Humans

Humans learn to walk like rats

We may be the only animal to move around upright on two legs, but babies learn to walk in the same way that rats, cats, monkeys and birds do

Life

Rats became the ultimate human pest four times over

Humans

Skeleton of ancient human relative may yield skin

Environment

Baby apes’ arm waving hints at origins of language

Earth

Warm water lured landlubber animals back to sea