The Cornell Lab of Ornithology today announced the release of a new online tool for studying biodiversity and the ...

Scientists have recovered a genome of Treponema pallidum—the bacterium whose subspecies today are responsible for four ...

The formally feathered, flightless aquatic birds known as penguins dominate the frigid waters surrounding the subantarctic ...

Smithsonian paleontologists confirmed a 209-million-year-old pterosaur at Petrified Forest National Park, clarifying early powered flight in North America. The find, named Eotephradactylus mcintireae, ...

Scientists undertook the first comprehensive assessment of how often snakes eat their own, uncovering reports of the behavior ...