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Haematite tubes protrude from red background

Earth

Traces in rock may be the oldest evidence of life on Earth ever

Rocks that could be just 200 million years younger than Earth carry structures and signatures reminiscent of microbial activity, but some dispute that view

News

Extinct squid relative

Life

Squid evolved in marine wars more than 100 million years ago

News

Seagrass with sea surface above

Life

Seagrass meadows help remove dangerous bacteria from ocean water

News

cock-eyed squid

Life

Deep-sea squid points a big, bulging eye up and a tiny eye down

News

Volunteers attending to stranded whales in New Zealand, 10 February 2017

Life

400 pilot whales stranded on New Zealand’s ‘whale trap’ beach

News

measuring stick

Earth

Everest is not the world's tallest mountain – and here's why

Features

Some of the turfwinkle snails in their natural habitat

Earth

Ocean acidification may be good for thriving marine snails

News

A vaquita caught in a net

Life

World’s most endangered marine mammal has 30 individuals left

News

animal museum

Earth

The video installation that makes us swim in our own mess

Culture

Mauritius

Earth

Long-lost continent found submerged deep under Indian Ocean

The continent of "Mauritia" sunk as it was stretched out like plasticine by the plate tectonics that drew India and Madagascar apart some 85 million years ago

News

Life

We don't need a huge blue grab to save sharks and rays

Comment

Earth

Planet Earth makes its own water from scratch deep in the mantle

News

Life

Whale sharks' secrets revealed by live-tracking aquatic drones

News

Life

60 Seconds

News