This surprising connection between Arizona's world-renowned geological features stretches back 56,000 years, to when a ...

Research Grand Canyon landslide-dam and paleolake triggered by the Meteor Crater impact at 56 ka by a team from the ...

In a surprising twist, two of Arizona’s most iconic landmarks—Meteor Crater and the Grand Canyon—may be linked by a cosmic ...

The researchers were fascinated by a landslide that formed a paleolake and an asteroid impact that carved a massive crater, ...

A team led by researchers at the University of Cambridge found more than 1,500 small, carbonaceous fossils in samples from ...

Rocks gathered along the Colorado River contained evidence of a bustling community of animals in an ancient sea.

Paleontologists unearthed fossils in the Grand Canyon dating back more than 500 million years that offer a new look into a ...

A treasure trove of exceptionally preserved early animals from more than half a billion years ago has been discovered in the ...

Paleontologists named the worm Kraytdraco spectatus, for its resemblance to a Star Wars monster. They say it sheds light on ...

Soft-bodied Cambrian fossils found in the Grand Canyon reveals how early animals evolved complex feeding systems over 500 ...

Researchers from Cambridge University organised the expedition, and they discovered 507- to 502-million-year-old fossilised ...

On April 16 of this year, Arizona 2nd Congressional District Rep. Eli Crane wrote to the Secretary of Agriculture in ...