How Many Times the Hands of an Analogue Clock Overlap With Each Other In 12 Hours
In a timely episode of Numberphile, astronomer Cliff Stole excitedly explained how often the hands of an analogue clock overlap one another during the course…
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Primer and Twin Primer, Ticker Machines That Display Prime Numbers With Each Button Press
The Primer and Twin Primer are physical ticker machines that display the next prime number with each button press. They were created by artist Karl…
Numberphile Plays Back a Rubik’s Cube Speed Solve in Slow Motion to Explain the Math at Play
Numberphile recorded Ryan Jones doing an 11.775 second Rubik’s Cube speed solve, and then played it back in slow motion while different mathematicians explained the…
Numberphile Explains a Unique Property of Consecutive Coin Flips
In an episode of Numberphile, mathematician James Grimes explains a unique property of consecutive coin flips and why a person is better off better on…
How Gaussian Curvature Is Responsible for the Remarkable Way People Eat Pizza
Folding a slice of pizza keeps the food rigid and easier to eat, and astronomer Clifford Stoll explains why in a recent episode of Numberphile.…
A Unique Elliptical Pool Table and ‘Loop’ Game Designed by a Mathematician
In a recent episode of Numberphile, mathematician Alex Bellos demonstrates his custom-built elliptical pool table. The table can be used to demonstrate some interesting mathematical properties.…
Why the Number 82,000 Is Particularly Interesting
Mathematician James Grime explains why the number 82,000 is particularly interesting in a recent video by Numberphile. It all has to do with base 10…
A Mathematical Explanation of the Number of Possible Chess Games
A recent episode of Numberphile gives a mathematical explanation of the number of possible chess games. In the episode, Dr. James Grime calls into question the Shannon…
A Math Professor Demonstrates the Complicated Procedure of Drawing a 17-Sided Figure With a Compass and Ruler
In a recent video by Numberphile, University of California, Berkeley math professor David Eisenbud demonstrates the complicated procedure needed to draw a heptadecagon–a 17-sided figure–using just…
A Look at Some of the Best and Worst Ways to Shuffle Cards
Stanford University professor and mathematician Persi Diaconis discusses and dissects some of the best and worst ways to shuffle cards in a recent video by…