Using ground-penetrating radar, NASA's Perseverance rover has detected underground remains of an ancient river delta on Mars.

A rock measuring 900 meters is on a journey through our solar system, providing what is arguably one of the strongest pieces ...

New analyses of ancient ice from Antarctica and the air contained inside it are extending the history of Earth's climate records and expanding researchers' understanding of how the planet has changed ...

Using ground-penetrating radar, NASA's Perseverance rover has detected underground remains of an ancient river delta on Mars ...

The Perseverance rover has found tiny crystals that seem to be rubies or sapphires inside pebbles on Mars, where they have ...

Narelle was a tropical cyclone in the Coral Sea late Wednesday Australian Eastern time Time, the Joint Typhoon Warning Center ...

In a happy twist of fate, NASA's Hubble Space Telescope witnessed a comet in the act of breaking apart. The chance of that happening while Hubble watched is extraordinarily minuscule. The findings are ...

Ground-penetrating radar reveals a long-lost river system hidden under the surface of Mars. (NASA/JPL/UCLA/UiO/ETH Zurich) ...

Learn more about the Kepler-51 star system and some of the ''oddball" planets that reside there.

Space rocks are constantly hurtling toward us, slamming into the atmosphere and often exploding into fireballs that both ...

Organic molecules delivered from extraterrestrial materials may have played a key role in supplying building blocks for life on Earth. Scientists have found ...

The Hormuz mountain ranges are a unique geological formation with a kaleidoscopic finish. Though most other mountain ranges ...