Arhiv videov tedna

1. 11. 2014

Is math discovered or invented?

19. 10. 2014

The History and Future of Everything — Time

19. 10. 2014

What is Marxism?

6. 10. 2014

99 Seconds on the Toilet

5. 10. 2014

Courtney Stephens: A brief history of melancholy