A massive comet trail may have caused climate upheaval on Earth more than 12,000 years ago, sparking the Younger Dryas.

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For millions of years all life on earth -- plants, insects, mammals, fish, birds, amphibians and humans -- evolved with the ...

The collision of a meteorite in what is now Arizona left an indelible mark: Meteor Crater. At nearly the same time, a massive ...

If Asteroid 2024 YR4 crashes into the Moon in 2032, it would be the largest impact in about 5,000 years, according to a new analysis.

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

The current situation of the Grand Canyon fires, including closures and the ongoing battle against wildfires.

By Kameryn Griesser, CNN (CNN) — Paleontologists have discovered remarkable fossils in the Grand Canyon that reveal fresh details about the emergence of complex life half a billion years ago ...

The Dragon Bravo Fire has closed the North Rim for 2025. These 10 destinations are worthy alternatives to Grand Canyon North Rim. Here's where to go.