
Get to grips with the universe in this two-part series. Discover how Albert Einstein’s theory of relativity changed our understanding of space, time, and gravity, then learn how Stephen Hawking used that theory to reveal the truth about black holes.
Get to grips with the universe in this two-part series. Discover how Albert Einstein’s theory of relativity changed our understanding of space, time, and gravity, then learn how Stephen Hawking used that theory to reveal the truth about black holes.