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Avi Loeb

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When will we hear from aliens? We may already have done so

It is just a matter of time before we hear from alien civilisations, argues Avi Loeb – in fact, we may already have done so

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Liz Bonnin at �鶹��ý Live

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The problem with plastic - and how science can solve it

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How to solve our plastic waste problem

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How to solve our plastic waste problem

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Javier Martin-Torres

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Life on Mars: Could we build a home on the Red Planet?

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Javier Martin-Torres

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Life on Mars: Could we build a home on the Red Planet?

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Fighting plastic pollution in British waters: How to make a difference

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Fighting plastic pollution in British waters: How to make a difference

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Jon Copley

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Join a virtual 6000km trek across the deep ocean

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Chris Budd

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Sea sums: How we're keeping whales safe using maths

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life artwork

Life

Why the hunt for alien life is under way far beneath Earth's surface

Features

DNA emerging on early earth

Life

Life may have begun with simple genes made out of urine

Urea, a chemical found in urine, can be used to make simple genetic molecules similar to DNA – which could have been the basis of the first life on Earth

News

Life

The key to a long life may be genes that protect against stress

News

Space

BBC coverage of the Martian invasion will follow shortly

Culture

Space

Ocean worlds with a thick atmosphere may be better for life than Earth

News

Life

Fossilised microbes from 3.5 billion years ago are oldest yet found

News