Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient world slept only 6.5 hours a night.

For more than a thousand miles, a Southern Resident killer whale known as Tahlequah carried the body of her dead calf on a ...

Two Los Angeles-area boaters on Saturday spotted a juvenile gray whale that had recently been killed by orcas and was missing most of its head. Alisa Schulman-Janiger, director of the ACS-LA Gray ...

Discover the 10 Best U.S. Destinations for Whale Watching, where you can catch awe-inspiring views of humpbacks, orcas, and ...