We’ve all seen videos of Rubik’s cube champions who can solve the puzzle in less than 5 seconds. And there are cube-twisting robots that can solve the cube even faster, often in under a second.

This puzzle consists of 20 numbered round pieces in one long looped track. You can slide all the pieces around the loop, or use the turntable in the loop (this is the purple circle which contains ...

Puzzles provide many hours of applied fun beyond any perfunctory tasks that occupy our days. When your son or daughter receives a snake cube puzzle as a Christmas gift — and it turns out to be ...

A robot developed by five young engineers at Mitsubishi Electric Corp. was recognized by Guinness World Records as the fastest to solve a 3x3x3 puzzle cube--almost as quickly as the blink of an eye.

The cube, of course, is the compact Rubik’s Cube, the bestselling 3D combination puzzle (a tasteful amount of memorabilia is strewn about the house) originally known as the Magic Cube, that Rubik ...