The News Minute | December 31, 2014 | 01:00 pm IST An animated video by The Guardian attempts to simplify and explain some of the theories by renowned physicist Stephen Hawking. And all this in just about 160 seconds.What's at the centre of a black hole? What happens at the edge of a black hole? Why are black holes doomed to shrink into nothingness, and then explode with the energy of a million nuclear bombs? What is the big bang and the origin of the universe?Watch the video here to know. Tweet