When you buy through links on our articles, Future and its syndication partners may earn a commission. A massive landslide in the Grand Canyon 56,000 years ago blocked the Colorado River. | Credit: ...
Researchers suggest the impact that created Arizona's Meteor Crater may have triggered a massive landslide in the Grand Canyon around 56,000 years ago. © Kring 2017 ...
WASHINGTON and HOUSTON, July 15, 2025 /PRNewswire/ -- A new paper in Geology led by University of New Mexico Distinguished Professors Emeritus Karl Karlstrom and Laurie Crossey, University of Arizona ...