Birds are the only direct descendants of theropod dinosaurs. In an evolutionary sense, they’re the closest thing we have to living dinosaurs. The theropods — which include the Tyrannosaurus rex, velociraptor and other dinosaurs...

“We do indeed typically use ‘rational’ to mean something more like based on reason or similar,” Kolaczyk says. “Its use in mathematics seems to have cropped up as early as the 1200s in British...

When there’s a thunderstorm, the National Weather Service recommends seeking a safe location, away from electrical systems, electronic equipment, and, yes, the tempting call of running water. So, next time a storm hits, maybe...

A notorious reputation precedes “black mold,” or its more terrifying name, “toxic black mold.” Many are quick to ask, “Can black mold kill you?” When most people shudder at “black mold”, they’re usually thinking...