10:38 Every Number is the Sum of Three Palindromes – Numberphile Science · September 17, 2018 265 250 516
04:36 How to make a Klein Bottle from an old pair of jeans – Numberphile Science · July 4, 2018 124 350
11:25 Dealing Cards with Cryptography (with Ron Rivest) – Numberphile Science · March 22, 2018 150 625