One more thing artificial intelligence can beat you at: Solving a Rubik’s cube By Rob Verger / Jul 17, 2019
The best science-y jigsaw puzzles for this most auspicious National Puzzle Day By Billy Cadden / Jan 29, 2019
Challenging puzzles and brain teasers for when you’re bored of Sudoku By PopSci Commerce Team / Jul 1, 2020
Can you count all the triangles in these images? (Hint: There are more than you think.) By Eleanor Cummins / May 17, 2020
The reclusive inventor of the Rubik’s Cube wants to do more than amuse you By Eleanor Cummins / Sep 21, 2018