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

This year Route 66, America’s “Mother Road”, turns 100. Running for 2,448 miles from Chicago to Santa Monica, the world’s ...

The Beech Starship falls into the "rare airplane you want to fly" category. The pusher-engine turboprop design traces its ...

I perched on the edge of disaster. Oddly enough, I wanted to laugh, perhaps in a strange effort to reduce the planet’s best ...

The United States has a habit of showcasing its geology. Long before cities and highways showed up, forces beneath the surface were already shaping cliffs, caves, faults, and craters that still define ...

Reader's Digest named a historic road that crosses several popular tourist destinations in Arizona as one of the best places to travel in 2026.

The Geminid meteor shower is an annual event visible from December 4 through December 17. This year's shower will peak on the night of December 13-14. Unlike most meteor showers which come from comets ...

The 2025 skywatching season is closing out with its biggest display of shooting stars. The Geminid meteor shower peaks this weekend and is known for producing more than 120 bright meteors an hour ...

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Scientists have discovered a massive asteroid impact crater in China. The bowl-shaped depression is some 900 meters wide—more than eight times the length of a football field. In a paper published last ...