Extreme heat warnings and heat advisories were issued across parts of the U.S. Southwest and Pacific Northwest on Friday.

India is sharply reducing its dependence on Russian defence imports, a significant shift driven by quality concerns, delays, ...

Snow albedo, also known as snow brightness, started near average in early May and then rapidly decreased until storms in the ...

A map shows areas in California where temperatures are expected to surpass 100 this week. There has been an early-season heat ...

Although the majority of wildfires are occurring in western Canada, smoke from these fires has been drifting eastward, impacting air quality in areas around the Great Lakes and the U.S. northeast, ...

Although the majority of wildfires are occurring in western Canada, smoke from these fires has been drifting eastward, ...

Temperatures 10 to 20 degrees above normal for this time of year will extend across California, Nevada and as far north as ...

I took this photo while kayaking a section of the Susquehanna River near the Norman Wood Bridge in Martic Township on May 7, ...

Residents across the Upper Peninsula may notice low-flying planes this month; don’t fret; they are supposed to be there. On ...

Arizona's water crosses all sorts of boundaries, but leaders must be willing to cross borders to solve problems, experts say.

As much as we would all like to live in a Star Trek-friendly place where the entire world is in lock step with global needs, ...