Imagine standing on the edge of a wild, green expanse in Florida, where a panther prowls silently, a swallowtail butterfly ...

DUBAI, United Arab Emirates (AP) — A U.S. airstrike on an important oil port held by Yemen’s Houthi rebels killed more than ...

Amid rising concern about the vulnerability of GPS navigation signals to jamming - based on observations from Ukraine and the ...

Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient world slept only 6.5 hours a night.