What was the first (known) maths mistake?
17:54
What was the most expensive book ever?
15:29
How Roman numerals broke the official dog database.
25:05
Ranking Paradoxes, From Least to Most Paradoxical
12:49
Why do people keep getting this wrong‽
10:56
The Humanly Infinite
18:04
I found Amongi in the digits of pi!
47:40
Who were the first people in recorded history?
15:13