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DNA model

Life

Artificial genes show life does not have to be based on DNA

Two modified versions of DNA add different “letters” to life’s genetic code but still work just as well as the original

News

ocean scene

Life

Our thirst for water is turning the oceans saltier

Features

Liu

Life

Exclusive: Chinese sci-fi genius Cixin Liu on humanity's deadly future

Culture

Earth

Life

The clues to finding alien life could lie in Earth's deep past

Features

Clownfish and a sea anemone

Life

Colourful clownfish carry an unusual health warning for predators

News

Film-maker Ed Webb-Ingall investigates the Arran shoreline

Environment

How a tiny festival could save Scotland's coastal culture

Culture

Sterile fish could help wild salmon dodge the ‘gene pollution’ effect

Environment

Sterile fish could help wild salmon dodge the ‘gene pollution’ effect

News

Preserved ocean creatures make landfall in London

Life

Preserved ocean creatures make landfall in London

Culture

We could find life on Europa by just scratching its surface

Space

We could find life on Europa by just scratching its surface

News

planet

Space

Why weird star systems are where we'll find alien life

In the hunt for life beyond Earth, we've been looking for planets and stars like our own. But that is flawed – and a new plan promises answers in our lifetimes

Features

Environment

Thought plastic was bad enough? Here's another reason to worry

Features

Life

Four ways dolphins are amazing – and one way they’re not

Features

Life

Inside the secret military programme that uses dolphins as weapons

Features

Space

Are we alone in the universe? Science says it’s a definite maybe

Analysis