Marcus Chown

Science writer

Marcus Chown is an award-winning writer and broadcaster and a former radio astronomer at the California Institute of Technology in Pasadena.

Recent articles by Marcus Chown

Should we be worried about Earth’s magnetic core? © Alamy

Earth’s magnetic field: Should we be worried about the poles flipping?

GettyImages-478183957-crop

What's inside the fifth dimension?

Photomultiplier tubes in Japan’s Super-Kamiokande detector facility, buried 1km underground, stand ready to pick up neutrinos generated 295km away in Tokai © Kamioka Observatory, ICRR (Institute for Cosmic Ray Research), The University of Tokyo

Where did all the antimatter go?

theory of everything © Science Photo library

Why a theory of everything may never be possible – or any use

Does the universe have an edge? © Getty

Does the universe have an edge?

Inside the simple computer program that could explain why the Universe exists at all © Tom Straw

Inside the simple computer program that could explain why the Universe exists at all

A visualisation of two black holes merging © Caltech/R Hurt (IPAC)

The cracks in cosmology Why our Universe doesn't add up

The Universe's 7 biggest unsolved mysteries © Sam Chivers

The Universe’s 7 biggest mysteries (and why they’re unsolved)

What was the Big Bang? © Science Photo Library

What was before the Big Bang? Everything you need to know

Subatomic particles abstract.

Everyday science

What is the Standard Model?

Neutrinos: The vital clue to a 'theory of everything' © Getty Images

Everyday science

Neutrinos The vital clue to a 'theory of everything'

Wolfgang Pauli © Getty Images

Everyday science

Wolfgang Pauli and the discovery of the Universe’s most elusive particle

What does a black hole look like? © EHT Collaboration

Science history The incredible story of how we discovered black holes

What if the Big Bang wasn't the beginning? © Other Peter

What if the Big Bang was not the beginning?

What does a black hole look like? © EHT Collaboration

Messier 87 Why the first black hole photo was so hard to capture