Beneath Alaska’s breathtaking landscapes and pristine wilderness lies one of the most geologically active regions on the ...

An F-35A crashed in Alaska in a dramatic incident that ended with the pilot ejecting safely. We’re revisiting what happened and the rapid response that followed.

While there are over 100 trails throughout the Sandia Mountain Wilderness in New Mexico, there's one cave hike you can't miss.

During a rich epoch in women's mountaineering, we examine Dora Keen’s 1912 ascent of 4,996m Mount Blackburn in Alaska, the fifth-highest peak in the U.S.

So, let’s say the worst happens, and Earth gets invaded by aliens. Not the friendly kind offering galactic peace treaties, ...

Since its founding on August 25, 1916, the U.S. National Park Service has assembled 419 protected units, of which 62 hold the ...

One of the fastest-growing sectors for flightseeing in Alaska is helicopter flightseeing. Hovering over a blue pool on a ...