Earthquakes remind us that even the ground beneath our feet can have a mind of its own. For Anchorage citizens, that reality ...

If you can't head to Katmai National Park in time to see its epic bears in action, the good news is that you can watch them via a live webcam! Explore.org has set up a brown bear cam at Brooks Falls ...

Volcanic eruptions aren't just dramatic — they can be dangerous and far-reaching. Ash can ground planes, contaminate water, ...

Preserved pollen and spores that plants leave behind have settled at the bottom of the lake, which allows scientists to study ...

A major US city, home to nearly 300,000 people, has experienced shaking from two earthquakes that struck just hours apart on Thursday.