Does Time Cause Gravity?
![](https://i.ytimg.com/vi/OHdV9aO6jaE/mqdefault.jpg)
13:25
How Does Gravity Affect Light?
![](https://i.ytimg.com/vi/8aR77s9RLck/mqdefault.jpg)
18:31
What If Gravity is NOT Quantum?
![](https://i.ytimg.com/vi/Q10_srZ-pbs/mqdefault.jpg)
32:44
The Closest We’ve Come to a Theory of Everything
![](https://i.ytimg.com/vi/z4odQd8q3xY/mqdefault.jpg)
16:59
How The Penrose Singularity Theorem Predicts The End of Space Time
![](https://i.ytimg.com/vi/GKD1vDAPkFQ/mqdefault.jpg)
12:44
How Does Gravity Warp the Flow of Time?
![](https://i.ytimg.com/vi/xMy2O1RVkMI/mqdefault.jpg)
32:25
Large Quasar Groups
![](https://i.ytimg.com/vi/sbUgb2OPpdM/mqdefault.jpg)
27:49
The Fermi Paradox Has An Incredibly Simple Solution
![](https://i.ytimg.com/vi/b9O6iCM4vCg/mqdefault.jpg)
16:57