The Grand Canyon shut off potable water at several Bright Angel Trail rest stops to conserve the South Rim's limited supply ...

Extreme heat, severe thunderstorms and flash-flood risks threaten parts of the U.S. during the Labor Day weekend.

Hurricane Lowell is expected to move west of Hawaii.

A Chinese national was pulled alive from a tunnel in Nepal on Saturday (September 5) authorities said, ten ‌days after a wall ...

What is dark matter? It's the invisible substance that makes up about 25% of the universe — it's like if you think about the wind -- you can't actually see it, but you know it's there because you see ...

Severe thunderstorms caused flooding, damage and travel disruptions across the five boroughs Thursday night. LaGuardia Airport temporarily shut down for several hours during the day before reopening ...