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Humans

New species of human may have shared our caves 鈥� and beds

A controversial bone discovery suggests we lived alongside a primitive species of human 鈥� and may have cannibalised them

Environment

Sharks seen hunting and killing a whale for the first time

Life

3 billion-year-old fossils show early microbes lived in cavities

Humans

Peak beard: Why our love of facial hair is still growing

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How to outsmart your irrational brain

91色情片

How to change your genes by changing your lifestyle

Humans

Time to rethink what makes humans special

Environment

Why one lake contains more than 1000 species of the same fish

Humans

Stone Age Picasso made oldest known drawing of human settlement

Life

Pairs of habitable worlds could throw microbes at each other

Some exoplanet systems have planets a fifth as close together as Earth is to Mars, a factor that could drive interplanetary fraternisation

Earth

Sword and dagger arachnid fights may explain weapon evolution

Life

Whales make mysterious visits to underwater mountains

Environment

Two whales killed by sole fish stuck in their blowholes

Environment

Capuchin monkeys use sticks as shovels to dig out caiman eggs