22:31
Filling the Big Gap in Einstein’s Theory | Paul Steinhardt | TEDxCLESalon
17:59
Supermassive black holes: most powerful objects in the universe | Martin Gaskell | TEDxMeritAcademy
16:10
Is there consciousness beyond the brain? | Philip Goff | TEDxNewEngland
15:01
Have you ever imagined how interstellar travel could work? | Ryan Weed | TEDxDanubia
14:22