Mount Spurr has shown increasing signs of activity. These are now at a level where an eruption is plausible. Nothing is ever guaranteed with Alaskan volcanoes: they can always ...

You can find a full list of rainfall totals here.Rain showers will continue Monday, mainly in the north Puget Sound and along ...

When we think about flood management, higher stop banks, stronger levees and concrete barriers usually come to mind. But what ...

The Bay Area is in for another weather whiplash, with some cities likely to break record high temperatures for the first time ...

A copper mine in British Columbia produces a metal the world needs to phase out fossil fuels. It holds promise — and danger.

The Inca Trail draws large crowds, which can compromise your hike's quality. If you crave quieter treks with even better ...

Bushwhacker Jack reportedly survived the war, and numerous skirmishes, ambushes and family vendetta sourced shootouts that ...

Unseen mountains, valleys, lakes, and rivers lie under Antarctica’s mile-thick ice sheet. Changes to those hidden rivers ...

With a third year of drought on the horizon, irrigators are looking at the possibility of cloud seeding to increase ...

The Northern Rockies will remain cool and showery today and Tuesday, with precipitation increasing during the afternoon.

The storm is set to bring heavy snow, heavy rain and strong winds across the Golden State through Thursday night.

Other cloud-seeding programs target ski resorts and the Colorado River Basin ... altering programs is to help produce more snow in mountain ski areas or to reduce drought on the Western ...