Einstein's twin paradox explained - Amber Stuver
![](https://i.ytimg.com/vi/r5Pcqkhmp_0/mqdefault.jpg)
5:38
Hawking's black hole paradox explained - Fabio Pacucci
![](https://i.ytimg.com/vi/Da-2h2B4faU/mqdefault.jpg)
8:00
Teoria das cordas explicada - Qual é a verdadeira natureza da realidade?
![](https://i.ytimg.com/vi/UjaAxUO6-Uw/mqdefault.jpg)
4:38
O gato de Schrödinger: Uma experiência imaginária de mecânica quântica - Chad Orzel
![](https://i.ytimg.com/vi/D89ngRr4uZg/mqdefault.jpg)
5:31
Newton’s three-body problem explained - Fabio Pacucci
![](https://i.ytimg.com/vi/9wSOt3z_-YY/mqdefault.jpg)
4:47
History's "worst" nun - Theresa A. Yugar
![](https://i.ytimg.com/vi/KXhJDPu0G-E/mqdefault.jpg)
9:21
If light has no mass, why is it affected by gravity? General Relativity Theory
![](https://i.ytimg.com/vi/wwSzpaTHyS8/mqdefault.jpg)
12:35
Did The Future Already Happen? - The Paradox of Time
![](https://i.ytimg.com/vi/6akmv1bsz1M/mqdefault.jpg)
37:03