Three quakes, in 1100, 1255 and 1344, with magnitudes of around Mw 8 triggered large-scale collapses, mass wasting and initiated the redistribution of material by catastrophic debris flows on the mountain range.
The wood in the monumental "great houses" built in Chaco Canyon by ancient Puebloans came from two different mountain ranges, according to new research from the University of Arizona Laboratory of Tree-Ring Research.
For millions of years global climate change has altered the structure and internal movement of mountain ranges, but the resulting glacial development and erosion can in turn change a mountain's local climate. The degree of ...
On Aug. 19, 2015, a team of scientists from NASA's Ames Research Center organized the flight of an Alpha Jet to collect environmental data from two recent wildfires in California's Southern Sierra Nevada mountain range.
A lizard lineage which has evolved over the last 19 million years has helped scientists to re-think one of the most important concepts of modern biology.
A newly discovered mountain range lies near the southwestern margin of Pluto's Tombaugh Regio (Tombaugh Region), situated between bright, icy plains and dark, heavily-cratered terrain. This image was acquired by New Horizons' ...
People commonly perceive mountain ranges as jumbles of pyramid-shaped masses that steadily narrow as they slope upward.
A brown bear cub that was part of an effort to reintroduce the species to the Pyrenees mountains has been found dead on the Spanish side of the mountain range, local officials said Monday.