In an extraordinary breakthrough, scientists have discovered a massive underwater crater buried beneath the waters of the ...

Scientists have long thought that the South Pole-Aitken basin was formed by a shallow-angle impact, but new research suggests ...

About 35 million years ago, an asteroid struck the ocean off the East Coast of North America, leaving behind a massive impact ...

The chemical makeup of mineral inclusions preserved in impact glass hints at the site of a missing impact crater. Tektites are natural glass formed when debris falls back to Earth after a ...

The 1,413g weight of the Cadex 50 Ultra Disc wheels puts them in the realm of the best lightweight wheels, but without excessive depth.They come with an aero hub with 40 points of engagement that ...

Portland, Ore.— Deeply rooted in the PNW, Danner’s new Performance Heritage Collection blends tradition and classic Danner styling with modern materials and functionality to create adventure-ready ...

Zipp's 303 Firecrest wheelset has been around for almost half a decade yet its goldilocks design means it's still one of the best gravel wheelsets you can buy. When our product tester Guy Kesteven ...

Check out a USGS livestream from within the Halema'uma'u crater. Kilauea volcano entered ... which focuses on the northwest rim of the caldera — the cauldron-like area at the top of a volcano.

37. The highway cuts through the rim of Brushy Creek Crater near St. Helena Fire Department District #4 Fire-Rescue Headquarters. The formations are the result of an extraterrestrial impact.

The Rim Trail stretches for over 13 miles along the rim of the Grand Canyon. With 14 shuttle stops spread out along its course, you have options abound. Hike part of it, or hike all of it. Distances ...