Boaters of a local tour group witnessed a rare sighting of two sperm whales about 20 miles off the coast of San Diego on ...

Scientists have discovered five previously undocumented per- and polyfluoroalkyl substances, also known as "forever chemicals ...

Dawn Brancheau was killed by Tilikum, a 5.4 tonne orca measuring more than 22ft in length, in a prolonged and violent attack ...

Experts say the whales seem to learn to play with boats from a young age. "Believe me: if they wanted to sink the boats, they ...

A group of killer whales were spotted off the coast of California, boaters said. Getty Images/iStockphoto A group of orcas was spotted off the coast of California, leaving boaters “thrilled,” ...