In this simulation, 66 of the 100 needles crossed a line (you can count ’em). Using this number, we get a value of pi at 3.0303—which is not 3.14—but it's not terrible for just 100 needles. With ...

No bad luck here—just lots of fascinating math that explains why the 13th of a month so often falls on a Friday ...

Divide any circle’s circumference by its diameter and you get pi. But what, exactly, are its digits? Measuring physical ...

Instead of just reading an explanation or looking at a static diagram, users can now engage directly with interactive visuals.

After outgrowing its original home, the National Museum of Mathematics has added new exhibits and an art gallery space in ...