What’s the fuss about gravitational waves?

So are gravitational waves like water waves but with ... gravity?

Someone asked V about gravitational waves sometime back so today we’re going to dumb it down for you. Why is everyone talking about it? What’s the deal with gravitational waves? And what’s in store for the future?

If you like you can listen to the chirp of the first gravitational waves ever detected. And, as promised on the show, here are some interesting links to interesting papers, articles etc.: