America's greenest airline may surprise you. Here's how this budget brand balances low fares and fuel efficiency using a ...

Giving attention to a few species limits research and support for others. It goes as far as disconnecting us from the idea that nature is connected.

Researchers in China found Baminornis zhenghensis, which lived at roughly the same time as the famous Archaeopteryx but ...

Certain birds that gave rise to today’s ducks and geese found sanctuary in Antarctica during a mass extinction event 66 ...

In a darkened forest of central Colombia, a 2-foot-long mammal climbed a tree and paused to rest its “completely spiny” body. Its elusive lifestyle and cryptic appearance largely helped it go ...