The Mad Hatter pours tea while the White Rabbit looks anxiously at his clock and Alice clasps her hands in delight. The pink ...

Henry Ernest Dudeney posed the famous dissection problem of transforming a triangle into a square by cutting it into as few pieces as possible. In a new study, researchers have finally proved that the ...

In 1907, the English author and mathematician Henry Ernest Dudeney posed a puzzle: Can any equilateral triangle be cut into ...

Greg Morrison didn't hesitate to say yes when his doctor said they needed to replace part of his skull with a implant created ...

Vergangenheitsbewältigung (German: [fɛɐ̯ˈɡaŋənhaɪtsbəˌvɛltɪɡʊŋ], “struggle of overcoming the past” or “work of coping with ...

I’ve been on a puzzle kick lately. It’s one of the few activities besides doom-scrolling that I can lose myself in, sometimes for hours, and it’s also a project that has a beginning and an end, which ...

The device straps on top of a pianist’s hand, with small motors attached to each finger. It can move each finger independently, flexing and extending the joints up to four times per second. This ...