Marathon runners consistently finished slower in cities with higher levels of dangerous particles in the air, researchers found.

The quality of your sleep is important to focus on because it “improves concentration, learning, and memory consolidation ,” says Dr. George. “It also supports creativity and decision-making.” Plus, ...

For seven years, Billy Rule wrote features for STM, including one heartbreaking tale that won a Walkley Award. To mark the magazine’s 21st birthday, he recounts the power of a story.