A student's robot has beaten the world record for solving a four-by-four Rubik's cube – by 33 seconds. Matthew Pidden, a 22-year-old University of Bristol student, built and trained the "Revenger" ...

University of Bristol student Matt Pidden has shattered the world record for solving a 4x4 Rubik's Cube, using a robot he designed, built and trained in just 15 weeks. In front of an audience ...