"It will feel like early fall across much of the Lower 48 as a strong cold front plunges southward," one meteorologist said.

After Cisneros died, Rogers Park residents took it upon themselves to place life rings — at least four — on the pier. Each ...

The U.S. Air Force Thunderbirds put high speeds and glass-shattering force on full display during Friday's rehearsals for the Chicago Air & Water Show.

Astronomers have uncovered a dramatic space event where a baby star’s own actions came back to strike it. A high-speed jet fired from the young star appears to have ignited an immense explosion, ...

The dashing 'Trek' veteran talks Anson's wild wig, colorful kisses, and meditating on set while directing 'the latest Star Trek: Strange New Worlds' episode.

Astronomers have observed an explosion in space that is pushing back against and influencing the baby star which triggered the explosion in the first place. If explosions like this one are common ...

Minneapolis, Chicago keep smoky streak of days atop world's worst air quality readings into weekend Air quality alerts still cover all of Minnesota, Wisconsin, Michigan and Iowa, along with parts of ...

Most of the Chicago area remains under an Air Quality Alert this weekend due to smoke from Canadian wildfires.

Chicago air quality remains in the top five worst in the world Friday with an Air Quality Alert in place from Canadian wildfire smoke.

The hazy skies in the Chicago area are the visible sign of the poor air quality on Thursday as smoke from Canadian wildfires sent Chicago to the top of the list of most polluted cities in the world.

Chicago officially had the worst air quality in the world for a few hours Thursday. As a haze of Canadian wildfire smoke blanketed the metro area, no other major city in the world had air ...