درس نواس الفتل

21:16
How the U.S. Found Saddam Hussein

25:47
Harvard Professor Explains Algorithms in 5 Levels of Difficulty | WIRED

22:21
Why do prime numbers make these spirals? | Dirichlet’s theorem and pi approximations

22:34
Understanding Engineering Drawings

17:20
99% of physics explained in 5 equations

33:39
The Most Dangerous Building in Manhattan

1:06:00
How Hoover Dam Works

19:37