Curiosity finds strange boxwork ridges on Mars that hint at ancient underground water. Scientists are now drilling for answers.

NASA's Curiosity rover explored Mars' Gale Crater, finding "boxwork" patterns and evidence of ancient waterways, providing clues about the red planet's watery past.

Ever been late because you misread a clock? Sometimes, the "clocks" geologists use to date events can also be misread.

A rocky Martian feature, which resembles a crumbling street curb, is part of a boxwork pattern that stretches for miles in a section of Gale Crater that NASA's Curiosity rover is now exploring ...

The more scientists study the Red Planet, the more they find unusual objects and patterns scattered across Mars' surface. As ...

Scientists thought this crater in Australia was the world’s oldest – but an independent analysis shows they might be off by 800 million years.

The new images by the Curiosity rover on Mars show "dramatic evidence" of ancient groundwater in crisscrossing low ridges, NASA said.

See where NASA Mars helicopter flew during its 10.5 mile (16.7 km) Jezero Crater trek. Credit: NASA/JPL-Caltech Olympic gymnast shares why she stands by Riley Gaines on women’s sports David ...

Understanding the similarities and differences of the deserts on Earth and Mars will help space travelers survive future ...

CNN is tracking where the attacks are happening and which Iranian nuclear facilities have been targeted.