Science, Maths & Technology
What's so exciting about gravitational waves being discovered?
...change in the diameter of the Earth compared to the 1m change due to a tidal bulge. What can gravitational waves be used for? Given that these ripples are so small and so difficult to detect, why have we made such an effort to find them – and why should we care about spotting them? Two immediate reasons come to mind (I’ll leave aside my own interest in simply wanting...