Scientists have discovered a new ancient amphibian species that could bridge the gap in understanding how modern-day frogs and salamanders developed. The fossilized skull of the 270-million-year-old ...

Certain species of wasps and frogs share a pain and inflammation peptide similar to one found in vertebrates to help defend against predators—a discovery that contributes to a shifting view of how ...

Scientists have discovered the oldest-known fossil of a tadpole, dating back approximately 161 million years to the Middle Jurassic period Scientists have discovered the oldest-known fossil of a ...

The next time you stub your toe, get pricked with a needle, or have your fingers jammed in the lid of a piano, you might pause to consider the marvellous way our bodies are able to heal such injuries.

Newly discovered proto-amphibian, Kermitops (USNM PAL 407585) from the Department of Paleobiology collections at the Smithsonian Institution National Museum of Natural History. The species is named ...