How We Know Space is Flat | Brian Cox and Joe Rogan
17:34
Entenda por que a gravidade NÃO é uma força
10:42
Brian Cox Debates If Aliens Have Visited Earth?
34:29
Flat Earthers vs Scientists: Can We Trust Science? | Middle Ground
5:33
Brian Cox explains why time travels in one direction - BBC
22:02
Sir Roger Penrose on Blackholes and The Big Bang | Joe Rogan
32:09
Do Aliens Exist? Professor Brian Cox Answers Your Questions | Honesty Box
10:43
Brian Cox On The Most Terrifying Places In Our Solar System | BBC Earth Science
19:08