The National Congress of American Indians passed a resolution seeking new protections for Chaco Canyon in New Mexico. The group says the Trump administration wants to rescind an administrative ...

The National Congress of American Indians passed a resolution seeking new protections for Chaco Canyon in New Mexico. The group says the Trump administration wants to rescind an administrative ...

About 2,000 feet deeper than the Grand Canyon, Hells Canyon was rapidly carved when a lake spilled over about 2.1 million years ago, new research estimates.

North America's deepest gorge, Hells Canyon, which slithers along the border of Idaho and Oregon, is a surprisingly new addition to the Earth's ancient landscape. A recent study suggests that a ...

For the Pueblo of Acoma, the other 19 pueblos, other tribes of the Southwest that maintain connections to Chaco Canyon and for future generations of all Americans — it was a promise that our ...

Researchers at the University of Arizona have found a new source for the beams used to build the ancient pueblos of Chaco Canyon, using tree-ring samples that date to the founding of the science ...

For the first time, a tribe in the U.S. has led research using DNA to show their ancestral connection to Chaco Canyon, one of the ancient centers of Pueblo culture and society.

For the first time, a tribe in the U.S. has led research using DNA to show their ancestral connection to Chaco Canyon, one of the ancient centers of Pueblo culture and society.