The CDC recommends a newly approved RSV vaccine be given during the last trimester of pregnancy to protect newborns.

There are now RSV vaccines approved for older adults and for pregnant people, and antibody shots (not vaccines) available for babies. What's the difference?

The female orca was found far from her normal hunting ground with six whole sea otters in its stomach and one lodged between its oral cavity and the esophagus.

On an expedition in Hawaii, a remote underwater vehicle filmed a dumbo octopus swimming with its ear-like fins near the seafloor. The pale white creature is one of the deepest-dwelling octopuses on Earth.

A woman survived a rare infection that had previously been reported in only two other humans, both of whom died from the disease.