Ready for a fresh set of puzzles? Click here for the January/February 2026 Puzzle Corner with a Mystery Hunt theme, brought to you by guest editor and longtime MIT Mystery Hunter Dan Katz ’03.

Albert Einstein was intrigued by a simple puzzle: an old car must travel 2 miles at an average of 30 mph. The twist? Its structure makes the solution impossible. Can you solve it?

Optical illusions have gained a lot of popularity recently, as they get our brain to exercise, and can be the perfect test of ...

If you're good at maths, then you might want to give this tough puzzle a try. It's a brainteaser that left one teenager so ...