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cosmology

black holes

Space

How to think about... Black holes

Einstein invented them – and we know they’re out there. Working out what goes on inside black holes could mean ripping up all existing theories of reality

Features

multiverse

Space

How to think about... The multiverse

Features

sky artwork

Space

Mystery of the cosmic dawn: What’s eating the first starlight?

Features

Our understanding of the universe's expansion is really wrong

Space

Our understanding of the universe's expansion is really wrong

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gravity artwork

Physics

The big fudge: Welcome to the theory of not-quite-everything

Features

We see neutrinos from the big bang in the way galaxies cluster

Space

We see neutrinos from the big bang in the way galaxies cluster

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space

Space

Pushing the boundaries: A round-up of new popular science books

Culture

Dark radiation may fix our broken understanding of the universe

Physics

Dark radiation may fix our broken understanding of the universe

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The universe may end in a collision with a bubble of nothingness

Space

The universe may end in a collision with a bubble of nothingness

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Stephen Hawking in front of a starry background

Humans

Hawking's global warnings divided opinion but the world listened

The physicist was also known for his outspoken views on existential issues such as climate change. They were part of being an icon, says Geraint Lewis

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Physics

Why the big bang was not the beginning

Features

Space

Ancient black holes may have made the first stars look cool

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Space

Truth before beauty: Our universe is uglier than we thought

Features

Physics

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

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