Discover Seattle, the Emerald City of the United States, in this visual journey through its most iconic tourist spots. From ...

Magma from the mantle finds its way to the surface, where it erupts as lava or ash and gas—sometimes in spectacular spurts, ...

The series of earthquakes is the first major swarm of seismic events since 2009. Is it safe if you’re planning on visiting?

Hundreds of earthquakes have been rattling Mount Rainier over the last two days, marking the largest swarm since 2009.

SEATTLE (AP) — Officials are tracking the largest swarm of earthquakes in more than 15 years on Washington’s Mount Rainier ...

Widespread risk of heavy rain and strong winds across Ontario as strong storms develop Saturday. A tornado threat also exists. Meteorologist Nadine Powell highlights the areas that could be hit.

A rare and mysterious weather event was caught on camera in Alberta last week. As Kristi Gordon explains, ball lightning is a natural event that scientists are still trying to understand and of which ...