Mysterious driftwood high in Grand Canyon caves hints at the legacy of Arizona’s huge impact crater.

WINSLOW, AZ (AZFamily) — An asteroid hit the Earth in what is now known as northern Arizona about 50,000 years ago. It left a giant crater that draws people from all over the world. Nestled between ...

Geology is full of detective stories about the Earth's history, and a new paper in Geology by University of New Mexico Distinguished Professors Emeritus Karl Karlstrom and Laurie Crossey, along with ...

Two of Arizona's most famous landmarks may be linked by cosmic violence: the asteroid that gouged out Meteor Crater may have also caused the formation of an ancient lake in the Grand Canyon. This ...

A video showcasing an incredible view of a meteorite site formed around 50,000 years ago has gone viral on TikTok. The footage was captured by a hiker on TikTok known as @blackhikingqueen and has ...

Those who've poked along the old, cross-country Route 66 through the American Southwest in Arizona might have accidentally driven by, or perhaps spotted, what looks like a giant, bowl-shaped hole in ...

July isn’t just for fireworks. It’s also when three meteor showers light up the night sky. July 2025 marks the start of three annual meteor showers: the Alpha Capricornids, Southern Delta Aquariids ...

The Meteor Crater Education Alliance (MCEA) will be hosting its first fundraising event, Crater Challenge 2024, on Saturday, Nov. 2. Participants can choose one of two options for a 2 1/2-mile hike ...

WASHINGTON and HOUSTON, July 15, 2025 /PRNewswire/ -- A new paper in Geology led by University of New Mexico Distinguished Professors Emeritus Karl Karlstrom and Laurie Crossey, University of Arizona ...

View from the Grand Canyon's South Rim onto Nankoweap Delta. Remnants of a past natural dam created by a landslide are visible on the far side of the Colorado River, just to the left of the dry bed of ...