Dailymotion does not manually select the videos appearing on the Topics page, they are generated by an algorithm. If you think a video is in an inappropriate Topic, report it to us

Albert Einstein

2 days ago

Discovering One Of The Largest Black Holes In The Universe

Live Science
Live Science
How astronomers used gravitational lensing, a space-time trick predicted by Einstein, to detect a black hole measuring 30 billion times the mass of the sun.
See more about