Receive emails about upcoming NOVA programs and related content, as well as featured reporting about current events through a science lens. Jon Costanzo: This small, handsome frog is Rana sylvatica, ...

The first genetic link in the evolution of the heart from three-chambered to four-chambered has been found, illuminating part of the puzzle of how birds and mammals became warm-blooded. Frogs have a ...

RAYNE, La. (WAFB) - It seems that everywhere you look in the Cajun town of Rayne, you see frogs. They’re on the sidewalks, in front of stores, the police station, the firehouse, and the courthouse.

Add Yahoo as a preferred source to see more of our stories on Google. "It's still unclear what the potential benefits [or] purposes of different pupil shapes might be," Bell told Snopes, referring our ...

A fancy camera offers new insight into the distinct calls of a springtime male wood frog chorus. By Sabrina Imbler In the winter, the woods of New Hampshire are littered with small, frozen frogs.