A new study shows that very small amounts of plastic can kill marine animals and that fragments now appear in common foods ...

Marine animals inevitably eat what we toss in the ocean, including pervasive plastics—but how much is too much?

In 1927, three years after the parade launched, Felix the Cat debuted as its first big balloon. Felix was a cartoon cat that ...

Gramma, an estimated 141-year-old Galápagos tortoise, died Thursday at the San Diego Zoo, ending a near century-long chapter ...