We tested the best, most affordable satellite phones. Travel safely with the ability to make calls from remote places around ...

Satellites have captured amazing views views of these craters on Earth. ESA explains. Nördlinger Ries Ouarkziz Crater ...

As the Jewish state's ultimate hiking holiday approaches, millions debate whether to get fresh air and risk being caught by enemy rockets - as this writer did ...

Going leaf peeping this fall? Here are some of the best locations to catch the leaves in all their red, orange and golden ...

Stargazers in the U.S. will be dazzled this week as the closest—and largest—supermoon of the year graces the skies.

A severe geomagnetic storm is expected to reach Earth on Thursday, which could bring an increased chance of auroras and may ...

Scientists orbiting the Earth on the ISS are mapping the radiant heat of the Earth’s surfaces. For this job, they use ...