canyon

(Newser) - A 21-year-old concession worker fell to her death early Friday in Yellowstone National Park, Reuters reports. Estefania Alcivar was hanging out with coworkers near the Grand Canyon of the Yellowstone River around 3:15 am when her coworkers say she fell into the canyon. According to the Casper Star-Tribune , Alcivar'...

(Newser) - A very old and very deep canyon lies alongside the Yarlung Tsangpo River in southern Tibet, near the eastern end of the Himalayas, and its recent discovery is prompting geologists to rethink a popular model currently used to explain how the gorges of the Himalayas came to form so quickly...

(Newser) - It looks like the Grand Canyon has some pretty stiff competition near both poles. In August, scientists announced they had found a Greenland canyon that dwarfs the famed one in Arizona. Now, researchers have repeated the feat—and then some—in the Antarctic. Phys.Org reports that a group of...

(Newser) - Scientists have—totally by accident—come across a hidden canyon that dwarfs the Grand one, the BBC reports. The researchers were using radar to map out Greenland's bedrock when they stumbled upon the 2,625-foot deep feature, which, at 500 miles, is longer than the Grand Canyon's 277...