1:02:16
The END of the Earth and Cosmos' Infinite Death Cycle | How The Universe Works | Science Channel
2:30:18
God and the Afterlife: The Story of God with Morgan Freeman | MEGA EPISODE | National Geographic
23:09
Brian Cox: Why even Einstein doubted the existence of black holes
53:58
Decoding the Universe: Quantum | Full Documentary | NOVA | PBS
28:50