Content about “
gravitational wave

News story

Black holes exist!

Finally we can be sure — black holes, those gravitational monsters that gobble up everything that gets too close to them, do exist.
News story

Spacetime does ripple

Physicists have finally detected the gravitational waves they have been chasing for nearly 100 years.
Collection

Celebrating general relativity

A hundred years ago, on 25 November 1915, Einstein first presented his general theory of relativity. We explore this famous theory and what it says about the world we live in.
Blog post

Cosmology breakthrough raises new questions

Yesterday cosmologists at the University of Cambridge delivered their verdict on a major breakthrough that rocked science this week: the announcement of the BICEP2 project of direct evidence for an inflationary theory of the Universe and the existence of gravity waves
Blog post

When black holes collide

You're unlikely to ever run into a black hole, but here's what it "looks" and "sounds" like when two black holes run into each other. The movie shows a simulation of the gravitational waves generated when two black holes collide and form a third, and the sound file shows what these waves would sound like if you cold hear them.