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

By plying its ground-penetrating radar in the depths of Mars’s Jezero Crater, this rover has found even older deltas buried beneath those seen on the surface from space ...

Rocks from outer space are constantly hurtling toward Earth, slamming into the atmosphere and often exploding into fireballs that both delight and alarm people.

Snowpiercer, a graphic novel, movie and TV series, imagines a different deep-freeze scenario: Geoengineering gone haywire. To mitigate global warming, scientists released aerosols into the atmosphere ...

Scientists recorded 24 hours of the cellular construction process, revealing surprising new details about how plant cell ...