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An array of radio telescopes points at the sky

Space

Cosmic radio blast result called into question within days

Last week a team claimed to have traced a fast radio burst to its source for the first time, but new observations this weekend call the result into question

News

Cosmic doom

Physics

When will the universe end? Not for at least 2.8 billion years

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reality

Space

Beyond experiment: Why the scientific method may be old hat

Features

LIGO

Space

India set to join hunt for gravitational waves with its own LIGO

News

A person is silhouetted against a colourful diagram of gravitational waves

Space

Four big cosmology secrets gravitational waves could uncover

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black holes

What will gravitational waves tell us about the universe?

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A star-forming region in the Large Magellanic Cloud

Space

Long-lost stellar siblings probe the Milky Way's violent history

News

Matthew Evans

Space

I was one of the first to know gravitational waves are real

News

A computer model of the gravitational field around two black holes as they circle each other

Space

Revolution in physics as gravitational waves seen for first time

News

LIGO artist's impression

Physics

Latest rumour of gravitational waves is probably true this time

Has the LIGO experiment seen gravitational waves? 91av has probed public observation logs, and here is our exclusive look at where they might be

News

Space

Milky Way's central bar stirs in stars like a candy floss mixer

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Earth

Record-breaking double star may be cannibalising itself

News

Physics

A black hole's edge will burn you up if you try to escape

News

Space

Mystery supernova could be fast-spinning magnetic star

News