New genetic research suggests a common Southeast Asian frog long believed to be one species could actually be six or seven distinct ones.

"Nine jaws we've found have this twist, including the really well-preserved ones, so it's not a deformation." ...

A University of Arizona study finds scientists are discovering 16,000 new species annually — and DNA tools may reveal ...

Mammals are not especially diverse. Roughly 6,800 mammal species are known to exist, compared with about 8,800 species of amphibian, 11,000 species of bird and 12,500 of reptile. Yet when most people ...

Earth’s vertebrate diversity may be far richer than anyone realized. A sweeping analysis of more than 300 studies suggests that for every known fish, bird, reptile, amphibian, or mammal species, there ...

Lost fossils reveal that some of the first ocean predators went global astonishingly fast after Earth’s worst extinction.

Scientists analyzing Bornean fanged frogs found what was once thought to be one species may actually be several genetically distinct species.

Hoppers is a forthcoming animated comedy film starring Jon Hamm and James Franco. Discover all about the detailed cast analysis, plot, and more.

In the shadow of Peru’s Andes Mountains, scientists have uncovered a previously unknown creature with striking red eyes and long fingers. The discovery was made in the remote Yanachaga-Chemillén ...

A plantation worker photographed this new genus of mammal in New Guinea, thought to have been dead for 6,000 years.

Metastasis occurs when cancer cells spread to other organs and escape elimination by the immune system. Analysis reveals that these cells resist killing by immune cells by harnessing stress-hormone ...

Iron is essential to biological function, and iron-based nanomaterials may become valuable tools in the long-term effort to ...