There's plenty of fighting to do in the Castle region of Capcom's Resident Evil 4 remake, but you still have puzzles to solve. One of the earliest, the sword puzzle, tasks you with matching replica ...

Engineers have been using robots to solve Rubik's Cubes for years. What was once thought to be a quick solve less than a decade ago - around 10 seconds - is laughable by today's standards. Allow me to ...