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Trees at night

Life

Trees seen resting branches while ‘asleep’ for the first time

Birch branches droop by as much as 10 centimetres at night, and return to their usual positions at daybreak. It’s not yet clear whether the effect is deliberate or passive

News

Cancel the Olympic Games in Brazil because of Zika? No way

Health

Cancel the Olympic Games in Brazil because of Zika? No way

Comment

Building blocks of life's first self-replicator recreated in lab

Life

Building blocks of life's first self-replicator recreated in lab

News

Got dandruff? The bacteria living on your head might be to blame

Life

Got dandruff? The bacteria living on your head might be to blame

News

Super-salty Turkish lakes may hold key to spotting life on Mars

Earth

Super-salty Turkish lakes may hold key to spotting life on Mars

News

A pic of okenia rosacea, which is an inch long pink sea slug, covered in tentacles, looking a bit like a sea anemone or a pink mophead

Earth

North Pacific's sea slug invasion linked to mystery ocean blob

News

Let people most affected by gene editing write CRISPR rules

Health

Let people most affected by gene editing write CRISPR rules

News

Dolly sheep

Life

The story of Dolly is about us as much as cloning

Leader

Environment

Massive new coral reef discovered at Amazon river mouth

News

undead artwork

Humans

Meet our hybrid ancestors who kept extinct humans' DNA alive

Neanderthals, Denisovans and other extinct humans live on inside our cells – but what was life like for the hybrid humans who carried their genes?

Features

Earth

How two tiny dots defy the history of life and the solar system

Features

Life

Insects reveal an alien beauty in huge extreme close-up photos

Regulars

Life

New Arctic life on barren seabed thrives on methane jets

News

Life

Mysterious deep-sea sharks biting chunks out of migrating whales

News