String theory - Brian Greene
21:48
Is our universe the only universe? - Brian Greene
16:01
String Theory
31:26
Theoretical Physicist Brian Greene Explains Time in 5 Levels of Difficulty | WIRED
32:44
The Simple Math Problem That Revolutionized Physics
27:15
O Conceito Mais Mal Compreendido da Física
17:22
Jim Holt: Por que o universo existe?
1:27:24
Loose Ends: String Theory and the Quest for the Ultimate Theory
53:19