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Space

Astronomers double down on claim of strongest evidence for alien life

Are there aliens living on the exoplanet K2-18b? Some astronomers believe they have evidence for molecules on the planet that must have a biological origin, but others disagree

News

Space

Alien megastructures would likely self-destruct before we spot them

News

All living things emit an eerie glow that is snuffed out upon death

Life

All living things emit an eerie glow that is snuffed out upon death

News

Life

Strange microbes give clues to the ancestor of all complex life

News

Sir David Attenborough looks out to sea in Southern England. From National Geographic and Silverback and in association with All3Media International, documentary special OCEAN WITH DAVID ATTENBOROUGH highlights the vital, achievable actions the world can take to restore the ocean and stabilize the climate, debuting in 2025. (Photo by Conor McDonnell)

Life

�鶹��ý recommends Ocean with David Attenborough

Culture

Let's remember that extraordinary claims need extraordinary evidence

Life

Let's remember that extraordinary claims need extraordinary evidence

Leader

Space

Signs of alien life on exoplanet K2-18b may just be statistical noise

News

Can a strange state of matter explain what life is – and how it began?

Life

Can a strange state of matter explain what life is – and how it began?

Features

Space

Claims of alien life are overhyped – and miss the real accomplishment

Comment

Space

Will we ever have confirmation of life outside our solar system?

The report of possible biosignatures on the exoplanet K2-18b is exciting, but we are a long way from establishing beyond doubt that there is life on such a distant world

Analysis

Life

First ever confirmed image of a colossal squid in the deep ocean

News

Life

The surprising new idea behind what sparked life on Earth

News

Environment

A spat over sand eels threatens puffins and other iconic seabirds

Comment

Life

Watch a cuttlefish transform into a leaf and a coral to hunt its prey

News