A free diver encountered three killer whales in the wild, and her viral video is making other people cry. Watch here.

Orcas began to circle a group of foilers off the coast of California, and then one person fell in the water. Watch here.

Two pods of orcas, one of them including a rare white orca, put on a show off the coast of Catalina Island, and the footage has gone viral.

Who would mess with hunting orcas? Apparently, humpback whales will, if they’re feeling feisty. Watch humpback whales chase orcas.

A viral video shows an orca swimming alongside a yacht at a high speed off the coast of Spain. The orca bumps into the boat several times.

Jonas Beyer captured some jaw-dropping underwater photos of killer whales, including some close-ups of these dynamic ocean predators.

Watch as a couple of wild orcas come say hello to some kayakers in New Zealand. One kayaker gets emotional from the “epic encounter.”

A pod of orcas stunned surfers at a New Zealand beach when the animals started surfing too. See an orca catch a wave here.

Some workers on a drill rig off the coast of California got a shock when an orca suddenly surfaced, looking for a sea-lion snack.

An orca mother gave birth to a calf a few days ago, but researchers now believe that calf has died. Here’s why this is particularly sad news.