From sinking boats and feasting on shark livers to dining on whale tongue and tossing porpoises around for fun, orcas are ...

The species Orcinus orca, generally known as orcas or killer whales, is made up of many genetically distinct populations ...

Katina, the orca, has passed away. She was a wild-born orca who lived in captivity for decades, succumbing to an illness at ...

SeaWorld Orlando officials announced the death Sunday of a 50-year-old killer whale named Katina.

Researchers spotted Tahlequah the killer whale swimming with her new calf, J61, on Dec. 20. The baby whale died a little over a week later Sabienna Bowman is a Digital News Editor at PEOPLE, where she ...

In a viral video, a killer whale in an enclosure can be seen peering through the glass as a dad holds up his newborn for it to see Charlotte Phillipp is a Weekend Writer-Reporter at PEOPLE. She has ...

Once again, an endangered orca in Washington state has been seen carrying her dead newborn calf in what appears to be an effort to revive it. Researchers with the Center for Whale Research, Sea Doc ...

Results from the Precision-T study showed Orca-T significantly improved survival free from chronic GvHD in patients with AML, ALL and MDS compared to a conventional allogeneic hematopoietic stem cell ...

Orca-T immunotherapy shows promising results in improving survival and reducing complications in patients with hematologic ...