For years, a strange, repetitive clicking sound pulsed through the deep Pacific. It was heard again and again on hydrophones anchored to the seafloor or trailing behind research ships. Scientists gave ...

Researchers captured what they believed was the first-ever footage of a humpback whale calf nursing from its mother underwater, taken off the eastern coast of Australia in September. This footage ...

A rare and dramatic encounter with transient killer whales has been documented off the coast of Victoria, offering a glimpse ...

FRIDAY HARBOR, Wash. — In a paper published this week, researchers shared evidence indicating Southern Resident orca whales may not only use tools, but they are fashioning them to complete a specific ...

A research trip along the coast of Baja California, Mexico, led to a world first. Scientists from Oregon State University and the U.S. military's Naval Information Warfare Center were aboard the ...