Numberphile

05:20

All Triangles are Equilateral – Numberphile

Science · November 5, 2014

640 625

41

06:30

Super Egg – Numberphile

Science · February 6, 2015

403 400

42

08:40

Telescope Time without Tears – Numberphile

Science · May 7, 2015

183 425

43

03:40

Elliptical Pool Table – Numberphile

Science · July 16, 2015

6 852 275

44

09:31

Fold and Cut Theorem – Numberphile

Science · September 25, 2015

525 250

45

03:15

Super-fast way to tie Shoelaces – Numberphile

Science · December 29, 2015

451 950

46

09:28

The Heart of Fermat’s Last Theorem – Numberphile

Science · April 6, 2016

421 050

47

08:06

Consecutive Coin Flips – Numberphile

Science · June 8, 2016

345 550

48

07:40

The Mathematician’s Office – Numberphile

Science · August 25, 2016

403 475

49

11:00

The Problems with Secret Santa – Numberphile

Science · November 22, 2016

1 026 200

50

06:02

Problems with Periodic Orbits – Numberphile

Science · March 1, 2017

332 625

51

13:53

Gödel’s Incompleteness Theorem – Numberphile

Science · May 31, 2017

1 184 250

52

14:27

Braids in Higher Dimensions – Numberphile

Science · August 24, 2017

358 250

53

05:27

An unexpected way to inflate a balloon – Numberphile

Science · November 17, 2017

514 900

54

08:45

Conway Checkers – Numberphile

Science · February 23, 2018

181 475

55

22:11

g-conjecture – Numberphile

Science · May 21, 2018

376 150

56

14:10

Antipodal Points – Numberphile

Science · August 22, 2018

178 275

57

16:07

Terrific Toothpick Patterns – Numberphile

Science · December 10, 2018

429 700

58

07:44

90,525,801,730 Cannon Balls – Numberphile

Science · April 8, 2019

458 150

59

08:40

Amazing Graphs III – Numberphile

Science · August 22, 2019

182 175

60

24:57

A Breakthrough in Graph Theory – Numberphile

Science · December 23, 2019

566 000

61

10:18

Tentacles Akimbo (with Cliff Stoll) – Numberphile

Science · February 16, 2020

137 325

62

15:26

The Daddy of Big Numbers (Rayo’s Number) – Numberphile

Science · April 12, 2020

131 625

63

The Brussels Choice – Numberphile

Science · August 21, 2020

64

The Drag Equation (Empire State Building v Eiffel Tower) – Numberphile

Science · January 6, 2021

65

Gambling with the Martingale Strategy – Numberphile

Science · May 16, 2021

66

The Strange Orbit of Earth’s Second Moon (plus The Planets) – Numberphile

Science · September 14, 2021

67

Bertrand’s Paradox (with 3blue1brown) – Numberphile

Science · December 20, 2021

68

The Coca-Cola Klein Bottle – Numberphile

Science · March 9, 2022

69

Mathematical Hugs (and Chiral Knots) – Numberphile

Science · June 21, 2022

70

Making a Glass Klein Bottle – Numberphile

Science · November 24, 2022

71

Discovery about Book Embedding of Graphs – Numberphile

Science · April 30, 2023

72

A Fascinating Frog Problem – Numberphile

Science · September 30, 2024

73

15:17

Why -1/12 is a gold nugget

Science · March 18, 2014

2 001 950

74

05:31

Monty Hall Problem – Numberphile

Science · May 22, 2014

2 450 975

75

04:55

Strong Law of Small Numbers – Numberphile

Science · August 14, 2014

348 050

76

16:22

Math and Movies (Animation at Pixar) – Numberphile

Science · November 11, 2014

696 725

77

13:40

The Amazing Heptadecagon (17-gon) – Numberphile

Science · February 13, 2015

899 725

78

18:39

Billionaire Mathematician – Numberphile

Science · May 13, 2015

2 632 750

79

05:53

A Game for the Elliptical Pool Table – Numberphile

Science · July 16, 2015

1 979 600

80