Tahlequah, the Southern Resident orca who carried her dead calf for 17 days in 2018, is mourning the loss of another newborn, ...

In 2018, an orca mother refused to abandon her dead calf. Instead, she pushed its body for 17 days. Now she is doing it again ...

The southern resident orca population marked the turn of the year with both heartbreak and hope: the death of a newborn calf ...

Six years ago, an endangered orca whale was spotted carrying a dead calf around on her head for over two weeks. Now, that ...

The southern resident orca population marked the turn of the year with both heartbreak and hope: the death of a newborn calf ...

A New York appellate court on Tuesday denied President-elect Donald Trump's bid to halt sentencing set for Friday for his conviction on criminal charges stemming from hush money paid to a porn ...

A team at the University of Calgary is making scientific advances in understanding plant adaptation, which could ultimately be used to find ways to make agricultural crops more resilient to heat ...

The spiraled tusk juts from the head and can grow as long at 10 feet. Unlike some whale species that migrate, narwhals spend their lives in the Arctic waters of Canada, Greenland, Norway and Russia.