A massive wall of dust — called a haboob — hit the Phoenix area on Monday, with stunning images showing expansive plumes descending on the metro area and the city's international airport. The dust ...

Tempe suffered citywide destruction from a powerful microburst storm that brought 70 mph winds. Here's how it's cleaning up ...

"We saw rainfall upwards of half an inch in 10 to 15 minutes," a National Weather Service meteorologist told The Arizona ...

Normal gases, like the air you breathe on Earth, are made up of atoms bouncing around. Atoms consist of a positively charged bundle of particles called the nucleus and negatively charged particles ...

Tropical Storm Humberto has formed in the Atlantic Ocean, as forecasters at the National Hurricane Center continue to monitor it and another system. As of 4 a.m., Sept. 25, Humberto is 775 miles east ...

King tides can often result in damage to coastal areas due to flooding, the impacts and erosion they cause on beaches, ...