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Ancient black holes may have made the first stars look cool

Space

Ancient black holes may have made the first stars look cool

The signature of cold gas around the first stars is far stronger than expected. Some suggest dark matter is to blame, but black holes may be the culprit

News

Truth before beauty: Our universe is uglier than we thought

Space

Truth before beauty: Our universe is uglier than we thought

Features

Centre of the Milky Way

Physics

Why 2018 is looking like it will be the year of the black hole

Comment

General view of a star field

Space

Weird particle soup may have formed stars in the early universe

News

A visualization of a supercomputer simulation of merging black holes sending out gravitational waves

Physics

Dark matter could be produced by twisted gravitational waves

News

Shrinking black holes avoid paradox by oozing hidden information

Space

Shrinking black holes avoid paradox by oozing hidden information

News

Galaxies

Space

Dancing galaxies may shake up our ideas of galaxy formation

News

dwarf galaxy

Space

So long, suckers: Where have all the black holes gone?

Features

The bright Cepheid variable star at the center of the image, RS Puppis, rhythmically brightens and dims

Physics

The universe still seems to be expanding faster than it ought to

News

Emission nebula Sharpless 2-106

Physics

The ugly, fractured reality of the cosmos deserves our attention

A puzzling clash between perfection and imperfection in our universe is getting fresh attention. This great cosmological mystery merits it, says Geraint Lewis

Comment

Space

The books and ideas that will shape the year ahead

Culture

Space

Parallel universes could solve a big problem with black holes

News

Physics

Exploring the universe – and how we found our place in it

Culture

Space

Ancient black holes ruled out as source of all dark matter

News