It has been nearly a week since a commercial jetliner and an Army helicopter collided in midair near Washington’s Ronald ...

Humidity, the amount of moisture in the air, is a crucial component of weather conditions. It varies significantly across ...

Could balloon-like water tanks help California prepare for fires? Some call an energy company's "Water Trees" a game-changing ...

A miraculous step forward in material science could unlock a solution to the water crisis plaguing the globe by sourcing ...

The search continues Friday for a small plane that went missing in Alaska, with 10 people on board. The Bering Air flight was ...

Trees and greenspace can drive down urban temperatures – but they must be able to draw water from the soil to achieve these ...

January, but, unfortunately, failed to reach orbit—even if the first-stage booster did safely return to the welcoming arms of ...

A new study observed Amazon river dolphins for 218.9 hours and saw males spurt urine into the air 36 times—proof that the behavior is more common than we thought.

Families of victims of the deadliest U.S. air disaster in a nearly in 25 years visited the crash site Sunday just outside ...

The remains of all 10 people killed when their small plane crashed into ice on the Bering Sea have been recovered, ...

Friday the air chills down with sun and highs in the 40s. Saturday warms toward 60 with a new round of rain. Then a new shot ...

Former Ontario water plant supervisor indicted on felony charges for theft, record tampering, and fraud after filing a false ...