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Cave records show that US's deepest river gorge Hells Canyon is only 2.1 million years old
North America's deepest gorge, Hells Canyon, which slithers along the border of Idaho and Oregon, is a surprisingly new ...
Boise State Public Radio16d
Hells Canyon, the deepest gorge in the U.S., is surprisingly young
Hells Canyon is the deepest river canyon in the United States. Now scientists have solved the mystery of when it formed.
IFLScience on MSN13d
Hells Canyon, The Deepest River Gorge In The US, Was Created Incredibly Recently
Everything’s bigger in the US, they say, and that apparently includes its river gorges. But don't be fooled by its grand size ...
WAMC16d
Hells Canyon, the deepest gorge in the U.S., is surprisingly young
Hells Canyon ... new study that looked at ancient river sediments that have long been hidden away inside the canyon's caves, which now lie high above today's Snake River. This new work is ...
OPB16d
Eastern Oregon’s Hells Canyon, the deepest gorge in the US, is surprisingly young
That’s according to a new study that looked at ancient river sediments that have long been hidden away inside the canyon’s caves, which now lie high above today’s Snake River. This new work ...
KCRW16d
Hells Canyon, the deepest gorge in the U.S., is surprisingly young
to search for caves in Hells Canyon that might fit the bill. "Lo and behold, the first cave we went in together, we did find a lot of gravel we were able to sample," he says, noting that this cave is ...