mathematics This "Weird Units Calculator" can convert watts into T-Rex bites and lightsabers Thom Dunn
mathematics New research: There's a 50-50 chance we're living in a simulation and here's how to find out David Pescovitz
math Weird and wild warped-grid jigsaw puzzles inspired by Mobius, Haeckel, and Picasso David Pescovitz
NASA Katherine Johnson, pioneering NASA mathematician portrayed in "Hidden Figures," RIP David Pescovitz
Games In this tic-tac-toe variant played with all X's, the loser is actually the winner David Pescovitz
politics The Oligarch Game: use coin-tosses to demonstrate "winner take all" and its power to warp perceptions Cory Doctorow