Volcanoes have stirred human awe for thousands of years, with their bursts of fire and rivers of molten rock. Yet, beyond the ...

Telluride's via ferrata is one of the most famous and oldest in the U.S. The route is technically called the Kroger Via ...

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

The most likely suspect is the gargantuan Bishop Tuff eruption that formed Long Valley Caldera in California 767,000 years ...

Here are the candidates for High School On SI's Oregon Softball Player of the Week as nominated by coaches, fans and readers ...

Tourism in Romania’s mountain regions has been growing steadily, attracting adventurers from all over Europe. But with ...

a geologist at Treasure Valley Community College. “We need to understand what’s at stake.” Geologists said that the McDermitt Caldera may contain 20 to 40 million metric tonnes of lithium in ...

How Major’s Diner in Pine Valley, Trilogy Sanctuary in La Jolla and three other San Diego small businesses weathered the ...

Yellowstone volcanism has produced some of the youngest rocks in North America. This same region also features some of the ...

The Yellowstone region's Beartooth Mountains feature some of the most ancient rocks in North America — as old as 3.96 billion ...

Ash from the 1912 Novarupta eruption periodically hits the west side of Kodiak Island, Larsen Bay and Karluk, roughly 65 ...