Last year the first direct detection of gravitational waves was recorded. But what are gravitational waves? They are ripples in the curvature of spacetime that are generated before two stars or black holes collide.
YouTuber Steve Mould endeavours to explain and show us how gravitational waves are created in the video above. Be sure to check it out. And if you’ve got some time to kill, be sure to watch the video below. In this video the details and significance of the discovery of the waves and discussed.