'Nothing' : The Hardest Concept to Understand
![](https://i.ytimg.com/vi/ceFFEmkxTLg/mqdefault.jpg)
17:19
Cómo tu cerebro elige qué recordar
![](https://i.ytimg.com/vi/P_fHJIYENdI/mqdefault.jpg)
24:52
What if all the world's biggest problems have the same solution?
![](https://i.ytimg.com/vi/PhfqdBk8qxk/mqdefault.jpg)
13:40
What is "Nothing"?
![](https://i.ytimg.com/vi/CdjHRA7fV10/mqdefault.jpg)
7:22
Roger Penrose - What is Consciousness?
![](https://i.ytimg.com/vi/tzQC3uYL67U/mqdefault.jpg)
14:04
La relatividad general explicada de forma simple y visual
![](https://i.ytimg.com/vi/Z_TjGRPPR9Q/mqdefault.jpg)
13:37
Una explicación realmente buena sobre los moles
![](https://i.ytimg.com/vi/3eEffbjzNwE/mqdefault.jpg)
10:22
David Deutsch - What is Truth?
![](https://i.ytimg.com/vi/uqsBx58GxYY/mqdefault.jpg)
22:39