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 is ...

The Federal Energy Regulatory Commission will take comments through March 2 on a draft Supplemental Environmental Impact ...

The origin story of Hells Canyon, North America's deepest river gorge, has long been unclear to scientists. But new research estimates it formed about 2.1 million years ago when a dramatic flood event ...

ENTERPRISE — It’s Oregon’s manual of facts and figures and highlights of some of the state’s special places. It’s Oregon’s Blue Book. It’s out now and available online and soon in book stores. “We’ve ...

Hells Canyon, the deepest river gorge in the United States, likely got rapidly carved 2.1 million years ago when a shifting landscape in Idaho caused a giant lake to start overflowing. That's ...

Add Yahoo as a preferred source to see more of our stories on Google. The Morgan Nesbit plan borders, but doesn’t infringe upon, Oregon’s beloved Eagle Cap Wilderness. (Photo courtesy of Joseph COC) ...

OREGON, USA — Ready for a vacation that really gets away from it all? We go on the road to distant eastern Oregon on this week’s getaway where we find ourselves both in and atop the deepest gorge in ...

Hells Canyon is the deepest river canyon in the United States. Now scientists have solved the mystery of when it formed. Hells Canyon, the deepest river gorge in the United States, likely got rapidly ...