TOKYO — A robot math whiz breezes through a Rubik’s Cube, using metal hands to twist and turn the colorful toy. A panda robot uses sensors to detect when people are laughing, and joins in. A dentistry ...

Today’s jigsaw puzzles don’t always look like yesteryears’, and that’s for the best: Not all of us care for scenery, birds and flowers as much as we like Disney and Pixar, for instance. Let’s not be ...

Children and their parents can enter Rosie’s Reality, a game where they’ll guide this miniature robot through a series of puzzles by building paths with blocks that resemble virtual Legos. This latest ...

Ever struggled to complete an overly tricky Sudoku puzzle? Fear not as a geeky, fun solution is here. Say hello to the Sudoku Solver! Hans Andersson, a popular Swedish hacker, has taken a readily ...

Having already joined forces with Batman and Hello Kitty, hyper-addictive puzzle roleplaying game Puzzle And Dragons will next feature the giant robots and angsty teens of the Evangelion anime series.

It’s hour 25, and Chris Harris is starting to sweat. He’s staring at a list of more than 150 teams, projected on a wall in the Vannevar Bush room at the Massachusetts Institute of Technology (MIT).