It's been 50 years since the Rubik's Cube first launched, and it's captivated audiences ever since. With a special 50th anniversary retro cube on the list of this year's top toys, the puzzle's ...

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.

[Alex], [Sungjoon], and [Rameez] are solving Rubik’s Cubes. They’re doing it with an FPGA, with homebrew robot arms to twist and turn a rainbow cube into the correct position. First ...