Planning a trip to South Dakota? Our family took four kids on an epic western road trip, and I’m sharing our favorite ...

Soaring temperatures are leading to rapid and largely irreversible changes in the mountain ranges of the world, according to a new UNESCO report. In several regions, higher elevations seem to be ...

Estimated to have been 700–1,300 feet across, the space rock slammed into what is today a mountain range in Australia's Northern Territory some 600 million years ago. At this time—in the ...