The center of Arizona is in a small town, which might surprise you. Here's what to know about the center of Arizona and how ...

Explore this little-known canyon in Iowa. Home to intriguing caves, miles of trails, and diverse wildlife, this is one of the ...

Thousands of probationary federal employees received termination notices. Many were doing crucial work at science-related agencies.

The Earth's Grand Canyon took millions of years to carve, but the moon's grand canyons took about ten minutes.

That's good news for scientists and NASA, which is looking to land astronauts at the south pole on the near, Earth-facing side untouched by that impact and containing older rocks in original condition ...

Formed over thousands of years of erosion caused by hydrothermal activity, water and other natural forces, the Grand Canyon of the Yellowstone is the primary attraction in the Canyon Village area ...

The data allowed the team to construct maps of the region, including the basin and its surroundings. The measurements showed these two canyons were similar in width and length to the Grand Canyon.