Logic puzzles come in various forms and have a near-infinite number of themes. But at their core, these reasoning puzzles ...

How a centuries-old math puzzle helped us see inside the human brain. By Steven Strogatz Photo illustrations by Jens Mortensen Each installment of “Math, Revealed” starts with an object, uncovers the ...

Martin Gardner’s Mathematical Games column in Scientific American fascinated and mystified readers for decades—and his legacy continues to bring mathematicians, artists and puzzlers together. Gardner ...