29 June 2023
After decades of searching, astronomers have found a distinctive pattern of light, from spinning stars called pulsars, that suggests huge gravitational waves are creating gentle ripples in space-time across the universe
15 July 2020
Different ways of measuring how fast the expansion of the universe is accelerating disagree with one another, and new measurements are not fixing the issue
17 July 2019
Our best models of cosmology suggest the universe will either go on forever, implode or rip itself apart. A new proposal suggests an even weirder destiny
31 October 2018
Science advances through open scrutiny of results. Even if they're wrong, the questions raised about the 2016 gravitational wave discovery should be answered
9 February 2018
If gravitational waves – ripples in space time – have a handedness, primordial particles could interact with them to form a dark matter superfluid that spreads through the cosmos
20 October 2017
We saw gravitational waves and light at the same moment from a neutron star merger, which means Einstein was right and some alternative theories are dead
16 October 2017
We’ve taken the first pictures of neutron stars colliding 130 million light years away. The resulting gravitational waves may solve some big cosmic mysteries
