A woman smashed a longstanding world record in the 200-meter sprint at the age of 91, prompting scientists to delve into her physiology to learn how she can run so fast. Researchers will present their ...

Noah Lyles pulled ahead of Kenny Bednarek heading into the straightaway then held him off down the stretch to capture his fourth title in a much-awaited 200 meters at world championships United States ...

Noah Lyles won his fourth world championship in the men's 200-meter dash, matching Usain Bolt's record. Melissa Jefferson-Wooden became the first American woman to win the sprint double at the world ...