Smoke from Canadian wildfires worsened air quality in the eastern U.S. on Wednesday as several Midwestern states battled ...

Wth the start of the annual wildfire season, wildfires have been ravaging Canada with smoke entering the U.S. and enveloping ...

More geomagnetic storm conditions are forecast for later in the week, pulling the aurora borealis farther south, though some ...

The Saharan dust plume is about 2,000 miles wide from west to east and 750 miles long from north to south. Have you seen one ...

Part of the mid- and lower Hudson Valley is under an advisory for ground-level ozone pollution, which is expected to worsen ...

Atlantic hurricane season starts quiet, but meteorologists are watching a system off the Southeast Coast just in case.

Online resources help you make sense of the hazy skies and poor air quality you might be experiencing as a result of fires to ...

Smoke from wildfires in Canada is making it harder to breathe in Ohio and several other states. Here's how long it will last ...

The aurora could be visible and vibrant Sunday night but haze from wildfire smoke might make it difficult to see in Minnesota ...