The USGS publishes free topographic maps that show trails, rivers, and campsites in great detail for hikers, cyclists, and ...

Unlike most tornado surveys done in person by the NWS, this tornado was confirmed with the help of satellite photos that showed the path of downed trees.

As astronauts prepare for south-polar landings, a new look at the Moon’s biggest crater points to a pivotal moment in lunar ...

A tornado touched down high in the Colorado Rockies on Sept. 13, carving a path through a remote mountain forest at an elevation of 11,300 feet. The rare twister, confirmed by the National Weather ...

Explore Earth's highest and lowest points—from Mount Everest and the Dead Sea to Challenger Deep. Discover how these extremes ...

Discover all the different animals that live in one of the most deadly, inhospitable areas on the planet Earth.

Discover the Earth's most extreme wind phenomena. Explore the top 10 windiest places, from Antarctica's Commonwealth Bay to ...

"Even the fixed reference points in Greenland are slowly shifting," said geodesist Danjal Longfors Berg of the Technical ...

It’s almost impossible to get lost because of Google Maps, Apple Maps, Waze, or whatever other app you use for directions.

NASA and India’s space agency ISRO have unveiled the first radar images from NISAR, the most powerful Earth observation radar ...

The unexpected trim that strikes the perfect balance between luxury and off-road prowess in the GMC Sierra 1500 lineup.