Thomas Lewton

Contributing Writer

A pink beam at the center of a metallic experimental apparatus.
Abstractions blog

Physicists Pin Down Nuclear Reaction From Moments After the Big Bang

November 11, 2020

The newly-measured rate of a key nuclear fusion process from the Big Bang matches the picture of the universe 380,000 years later.

Stringy filaments wiggling against a black background.
Abstractions blog

Some Physicists See Signs of Cosmic Strings From the Big Bang

September 29, 2020

Subtle aberrations in the clockwork blinking of stars could become “the result of the century.” That’s if the distortions are produced by a network of giant filaments left over from the birth of the universe.

Claudia de Rham portrait
Q&A

The Physicist Who Slayed Gravity’s Ghosts

August 18, 2020

Claudia de Rham showed how theories of “massive gravity” could potentially get rid of the need for dark energy.

An apple being jostled by gravitons
gravitational waves

How the Bits of Quantum Gravity Can Buzz

July 23, 2020

New calculations show how hypothetical particles called gravitons would give rise to a special kind of noise.

An image of space with lines emanating from a central point, as if the viewer is traveling at warp speed.
Abstractions blog

What Might Be Speeding Up the Universe’s Expansion?

April 27, 2020

Physicists have proposed extra cosmic ingredients that could explain the faster-than-expected expansion of space.

Q&A

The Man Making Rwanda Into a Hub for Physics

March 3, 2020

As the founding director of a new institute for fundamental research in Rwanda, the physicist Omololu Akin-Ojo hopes to stem the brain drain of Africa’s brightest minds.

Carlo Rubbia giving a lecture with a colorful PowerPoint slide on the screen behind him.
Q&A

A Call for Courage as Physicists Confront Collider Dilemma

August 7, 2019

Carlo Rubbia, leader of the bold collider experiment that in 1983 discovered the W and Z bosons, thinks particle physicists should now smash muons together in an innovative “Higgs factory.”

About the author

Thomas Lewton is a freelance science journalist and filmmaker based in London and East Africa. His work has been featured on the BBC, CNN, Thomson Reuters and NPR. A physicist by background, Lewton now explores a breadth of sciences in his writing and videography and their often messy relationship with politics and society.