For Numberphile, Simon Anthony explains the Phistomephel Ring. The shape always contains the same numbers as the corners do. Math magic!
Mathematical feature in all Sudoku puzzles
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Who Still Smokes?
Two decades out from the first statewide ban on smoking in enclosed workplaces, here’s who still smokes.
Goodbye, Mid-Range Shot
There’s a space on the basketball court called “mid-range.” It’s actually not off-limits. In fact, people used to shoot these so-called “mid-range” shots.
Guessing Names Based on What They Start With
I’m terrible at names, but maybe data can help. Put in your sex, the decade when you were born, and start putting in your name. I’ll try to guess before you’re done.