You've heard "leave no trace" when hiking—here’s the science behind why it’s crucial to leave wild environments the way you found them.

In less than three years on the job, Loeser has dealt with drought, flooding, and fire in quick and devastating succession.

Framed by beaches and home to a collection of Portugal’s most eclectic historic mansions, this Portuguese Riviera town is a ...

Believers call him the Son of God. Skeptics dismiss him as legend. Now, researchers digging in the Holy Land are sifting fact from fiction. Worshippers in Jerusalem’s Church of the Holy ...