Why we say “OK”

24:30
Linguist Answers Word Origin Questions | Tech Support | WIRED

10:43
Why we all need subtitles now

33:40
The Man Who Took LSD and Changed The World

4:22
Why parrots can talk like humans

3:44
How did pink become a girly color?

3:25:33
Chaque petit pas vaut mieux qu’un grand discours.

8:02
The friendship recession | Richard Reeves

18:00