A routine drive by NASA’s Curiosity rover accidentally cracked open a Martian rock, revealing rare yellow sulfur crystals.

An accident on Mars revealed the surprising contents of an otherwise unremarkable rock. (NASA/JPL-Caltech/MSSS) A rock on ...

NASA’s Mars Reconnaissance Orbiter has located a fresh crater on Mars after 20 years of monitoring, providing high-resolution ...

Scientists have discovered traces of organic molecules on the Red Planet and are not ruling out the possibility that they ...

Visit ancient Mars—a surprisingly temperate planet where snow or rain falls from the sky, and rivers rush down valleys to feed hundreds of lakes. Water is ubiquitous on Earth—about 70% of Earth's ...

A potential new mineral on Mars forms when iron sulfates are heated above 100°C. Data from Valles Marineris regions suggest ...

Leading US scientists and engineers have published a 200-page report, "A Science Strategy for the Human Exploration of Mars," arguing for investing resources in visiting our most promising neighbor ...

The Martian surface presents a complex record of geological processes that have spanned billions of years. The planet’s topography reveals evidence of volcanic activity, impact cratering, fluvial ...

NASA’s Curiosity rover has recently reached one of the most stable and secure parking spots of its entire journey on Mars. This remarkable accomplishment provides a unique opportunity for scientists ...

(Phys.org) —NASA's Mars rover Curiosity has used autonomous navigation for the first time, a capability that lets the rover decide for itself how to drive safely on Mars.