Mountain building, also known as orogenesis, is a geological process that involves the formation and uplift of large, elevated landforms, known as mountains. The term "orogenesis" comes from Greek ...

An odd-looking cloud formation over Mount Rainier drew curious eyes from social media users Wednesday as the volcano looked as if it was giving a warning before some sort of event, but experts quickly ...

Social media was abuzz after people in the greater Seattle metro area saw what appeared to be venting on Mount Rainier on Wednesday. A video of the most glaciated peak in the contiguous U.S. was ...

NEAR MT. RAINIER, Wash. — Once again, some persuasive pictures of Mount Rainier have led a few to wonder if the volcano was beginning to erupt earlier this month. Spoiler alert: no, Mount Rainier was ...

The Olympus Mons volcano on Mars shares morphological similarities with active volcanic islands on Earth, suggesting that it formed when a vast ocean once occupied the planet's northern lowlands. A ...

I have the honor of disagreeing with Bill Wade and the “Breed hypothesis” for the formation of the Red Mountain amphitheatre. Following the 2002 USGS Fact Sheet, in 2008, Wendell Duffield, Emeritus ...

There aren't many places on the planet where you can see both active volcanoes and massive glaciers. This Icelandic national ...