Researchers created safe synthetic antibiotics from frog molecules. These may help fight superbugs in the future.

BREINGSVILLE, Pa. - Reptile owners ... Vetted vendors from all around came to show off their snakes, frogs, lizards and more. If it had scales, slithered, or had a shell you could find it here.

Frogs have thrived for hundreds of millions ... and in Chemical and Biomolecular Engineering in theUniversity of Pennsylvania School of Engineering and Applied Science (Penn Engineering), in ...