Kissing might feel like a cultural invention, but new research...

Tigers once roamed across huge stretches of Asia, but their...

Emotions guide human judgment in countless subtle ways. A cheerful...

European peaks form ancient corridors for birds seeking cool air,...

The idea of life continuing on Earth without humans is...

Giant anacondas reached their huge size very early and kept...

About 70 million years ago, in what is now southern...

On a routine wildlife survey in a forest reserve in...

Far beneath Antarctic waters, scientists have found a killer sea...

Scientists in the Colombian Amazon have described a new fish...

In the forests of central Colombia, a roughly 2-foot long,...