A dense, chemical-smelling fog across the US, Canada, and UK triggered panic, respiratory symptoms, and conspiracy theories.

People across the US are reporting a 'mysterious fog' that they believe is making them sick within minutes of exposure.

A breathtaking sight greeted Monday drivers in B.C.'s Lower Mainland. Get the science behind this mysterious fog tower ...

A thick, 'mysterious' fog has descended upon a wide swath of the US, sparking fears of another 'Operation Sea Spray.' In 1950 ...

It's been a soggy start to 2025, but we get a break from the wet weather for most of the week. That doesn't necessarily mean it's going to be sunny, ...

Snow and ice blanketed major roadways in nearly all of Kansas, western Nebraska and parts of Indiana, where the state's ...

A huge swath of the U.S. is being blasted by ice, snow and wind, as the polar vortex that dipped south over the weekend is ...

More than 3,200 grey seal pups were born along a section of the Norfolk coast this season - slightly fewer than last year and possibly due to them finding new breeding grounds elsewhere. The Friends ...

In late December, a "mysterious" fog engulfed portions of the U.S. Here's a look into the panic that followed.

Areas of patchy fog burning off as cloud cover increase with humid conditions remaining as temperatures warm behind a front. High Temperature: 59° Winds: SE 5 MPH Tonight: Clouds increase with areas ...

The streets, wet from a drizzle-like fog, saw vehicles navigating with their headlights on well into the morning.