Katia Riddle is a correspondent on NPR's science desk. Prior to her current role, she covered public health including reproductive rights and homelessness. She won a 2024 Gracie Award for a series on ...

When Dr. Carolina Gutierrez's physics students used artificial intelligence to solve problems, something unexpected happened: The answers were wrong. But instead of provoking frustration, those ...

Here are twelve tricksy Christmas riddles with a scientific twist. Can you solve them all? When you’re ready, scroll down for the answers. (1) What an honour! You have been invited to dine with a host ...

While the brain isn't technically a muscle, science shows it still needs regular workouts to stay sharp. One great way to keep it active? Challenging it with riddles that push you to think ...

Anthea Levi is a registered dietitian (RD) and reporter with more than 6 years of experience writing for major health outlets including Health magazine, BuzzFeed, Eat This, Not That!, and Livestrong.