A genomic study of Greenland sharks, thought to be the longest-lived vertebrates on the planet, is hinting at the secrets to their epic lifespan and cancer resistance.
Amateur male soccer players had greater changes in certain blood markers associated with neural damage the harder and more frequently they headed balls.
The Euphrates River fueled the "cradle of civilization," and a new study reveals the waterway was born of two other ancient rivers around 3.6 million years ago.