Orcas have been spotted giving each other rubdowns with kelp tools, rubbing pieces of the seaweed between their bodies.

An orca was spotted wearing a dead salmon as a hat in October. The behaviour was first spotted in 1987 after whales from three pods were seen wearing the fishy hats. Scientists and researches are ...

For the first time, orcas have been seen making and using tools out of seaweed. The reason? Most likely as a form of social ...

For the first time, researchers say they have captured footage of killer whales making tools out of seaweed to seemingly ...

Once thriving, there are now believed to be just 73 Southern Resident killer whales left in Washington state's Puget Sound.

Researchers have documented orcas dropping prey and other marine life in front of humans, as if offering us food. The orcas' ...

Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the ...

Orca Bio is preparing to make a splash in the cell therapy market. The biotech has hired Steve Gavel as chief commercial officer, securing itself a leader with cell therapy expertise accrued at ...

The mother orca, known as Tahlequah or J35, was seen carrying the body of the deceased female calf since Wednesday, the Washington state-based Center for Whale Research said in a Facebook post.

Orca Bio, a late-stage biotechnology company committed to transforming the lives of patients through high-precision cell therapy, today announced the appointment of senior leaders to support the ...