Last time we learned about Mars' great Valles Marineris, the largest canyon in the solar system. But what about here on Earth, is the Grand Canyon really the biggest?

Something unusual is happening in the Grand Canyon—its animals are behaving in ways never seen ... the world Extraordinary giant structures discovered beneath the surface of Mars Dodgers owner makes ...

OWENSBORO, Ky. (WEVV) — It's the 100th day of school for many students across the Tri-State. At Burns Elementary School, the ...

There are alot of great caves in the US but there is a hot debate over which one is better Mammoth Cave or Carlsbad Caverns.

Dec. 16, 2024 — The combination of low temperature, atmospheric pressure and water vapor pressure on Mars means any liquid water found there would likely freeze, boil or evaporate immediately ...

By Gary Trust Lady Gaga and Bruno Mars’ “Die With a Smile” notches a fourth total and consecutive week at No. 1 on the Billboard Hot 100 songs chart. The ballad became Gaga’s sixth Hot 100 ...

Library Behind the Scenes tour: 11 a.m. Wednesday, NoBo Corner Library, 4600 Broadway, Boulder. Learn about the Dewey decimal ...

The Mariana Trench (sometimes called Marianas Trench) is a mysterious and extremely deep oceanic trench. Plunging deeper than Mount Everest is tall and stretching five times longer than the Grand ...

Ryan Crow of the U.S. Geological Survey (USGS) gave a talk to a packed crowd at the Museum of Northern Arizona Jan. 12 ...

GTA 6 is set to release sometime in fall 2025, according to reports. Strauss Zelnick, CEO of Rockstar Games’ parent company Take-Two Interactive, confirmed the launch window in a May 2024 ...

Welcome to Nat Geo Your Shot: National Geographic’s global community for aspiring visual storytellers. Find the community on Instagram @NatGeoYourShot and follow along for hashtag challenges ...