Main content
Problems with general relativity
Professor Michio Kaku and other researchers explain how general relativity produces a singularity inside a black hole, a problem for modern physics.
Einstein never accepted that black holes exist, but there is now strong evidence that they do.
Duration:
This clip is from
Featured in...
![]()
Astronomy Finder
Watch Solar System video clips from the 91热爆 Archive.
More clips from Who Is Afraid of a Big Black Hole?
-
![]()
Jumping into a black hole
Duration: 04:46
-
![]()
General relativity predicts black holes
Duration: 03:40
-
![]()
A black hole in the Milky Way
Duration: 05:07
-
![]()
How black holes form
Duration: 03:11
More clips from Horizon
-
![]()
The results are in...—2021, Horizon Special: The Vaccine
Duration: 02:02
-
![]()
Pluto鈥檚 first pictures—2020, Pluto: Back from the Dead
Duration: 02:30
