Hundreds of National Guard troops deployed to Portland and Chicago are being sent home ...

Fishing crews across a broad expanse of the world’s oceans, ranging from the South Atlantic to the North Pacific, report ...

A study reveals that certain West Coast orcas belong to distinct social groups with different habits and diets. NPR's Scott Simon speaks with ecologist Josh McInnes about how the groups differ.

The orcas' coordinated movements and tail slaps suggested they were hunting. Drucker used the zoom lens on her camera to spot ...

Short-finned pilot whales love eating squid, and boy do they stuff themselves with it, new research finds. Here’s some ...

Learn more about the orcas seen attacking white sharks in the Gulf of California and why they seem to go for the liver.

# A RARE sighting of orcas, also known as killer whales, was recently recorded by scientists off Eleuthera – an encounter that thrilled researchers and renewed concern about the potential effects of ...

New research confirms two distinct groups of West Coast killer whales with different diets, habitats, and behaviors.