G-waves: What’s all the fuss about?
June 28, 2018
My article on the discovery of gravitational waves. It was commissioned by The Sunday Times but did not find a slot. So here it is.
Neutrinos: the key to the Universe
May 21, 2018
Hold up your thumb. A hundred billion neutrinos are flying through your thumbnail every second. Eight and a half minutes ago they were in the heart of the Sun… Read more (New Humanist Subscribe)
We love you, Dick
May 11, 2018
“The day Richard Feynman died, students at the California Institute of Technology hung a banner across the face of the institute’s nine-story Millikan library. The banner read simply: ‘We love you, Dick.'” Today, on the 100th anniversary of the birth o …
The enigma of gravity
April 23, 2018
With the death of gravity maestro Stephen Hawking and the discovery of gravitational waves from space in 2015, there has never been a better time to get up to speed on gravity. But, if you think gravity is a perfectly understood force, think again. Con …
Stephen Hawking, 1942 – 2018
March 14, 2018
Stephen Hawking was one of the most imaginative and influential physicists of his generation yet he never won the Nobel Prize. He wrote a popular science book that became a publishing sensation but which is arguably the least-read bestseller of all tim …
The Pope of physics
March 6, 2018
My review of The Last Who Knew Everything: The life and times of Enrico Fermi by David Schwartz. It was commissioned by The Sunday Times but did not find a slot. So here it is.
The unbearable emptiness of matter
February 22, 2018
You could t the entire human race in the volume of a sugar cube. That’s because matter is mind-bogglingly empty… Read more (New Humanist Subscribe)
Beginner’s Guide to the Universe
January 24, 2018
Breakthroughs in 2017 have opened up new frontiers in astrophysics. Here I cover three of the hottest topics in space now: gravitational waves, exoplanets and black holes…. Read more (BBC Focus Magazine Subscribe)
10 Astounding space discoveries
January 19, 2018
The Universe is astounding. Put it this way: all of its ordinary matter, all the particles that make us and everything we can see only make up four per cent of its matter. We only discovered the Universe’s major mass component, the thing that makes up …
Cassini’s Saturn swansong
November 21, 2017
On 15 September, a fireball streaked down through the atmosphere of Saturn. It was the funeral pyre of an extraordinary spacecraft, which had spent 13 years in orbit around the ringed planet. During that time, NASA’s Cassini had made remarkable discove …