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Illustration of a Trilobite Gut Fossil.

Life

Ancient trilobite stuffed itself with food almost to bursting point

A trilobite with gut contents still preserved is the first of its kind ever to be found, and shows the woodlouse-like animal had a voracious appetite

News

Earth

Nearly all mammals will go extinct in 250 million years as Earth warms

News

chiton (Iscnhoplax pectinata)

Life

Armour-plated mollusc fluoresces brilliant red-pink

News

A chimaera fish

Life

Fish adapted to the deep sea 80 million years earlier than we thought

News

Health

We now know how many cells there are in the human body

News

Humans

Why the ancient hominins of Asia are so mysterious

News

The limestone spheroids of 'Ubeidiya

Humans

Mysterious ancient stones were deliberately made into spheres

News

Life

Our ultra-mobile arm joints may have evolved for climbing down trees

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Life

Spotted salamander eggs hatch more easily if nibbled by predators

News

Humans

Our ancestors may have come close to extinction 900,000 years ago

A genetic analysis suggests our ancestral population fell as low as around 1300 individuals nearly a million years ago, but other experts aren't convinced

News

Health

Unravelling the secrets of the vagus nerve will revolutionise medicine

Features

Life

Ocean bacteria may be closest relatives of mitochondria in our cells

News

Humans

How prehistoric people settled one of Earth’s most extreme places

Comment

Life

Llamas solve problems faster after watching people do it

News