The Air Quality Health Index for Calgary is expected to reach a high-risk level of 7 by Sunday, according to an Environment ...

Authorities have closed a wide swath of popular campgrounds and backpacking areas along the Pacific Crest Trail in Washington ...

This is an Alberta Emergency Alert. The County of Grande Prairie has issued an evacuation order due to Wildfire. The ...

A new U.S. Geological Survey study identifies Wyoming’s western border as part of a massive geothermal reserve. Geologists ...

According to the NOAA, 24 states, including Alaska, Montana and North Dakota, might have a chance to see the northern lights ...

The show won’t go as far south Monday night, but, along with the small slice of Oregon, northern lights could be visible in ...

More than 25,000 residents in three provinces have been evacuated as dozens of wildfires remained active Sunday and ...