Scientists have discovered a mysterious hole on the surface of Mars, and they have no idea what lies inside it. This pit, located in the Arsia Mons region — one of Mars’ giant volcanoes — could ...

Linear gullies scratch the surface of sand dunes at Hellas Planitia on Mars. - NASA / JPL-Caltech / UArizona Strange, narrow channels threading through some of Mars' sand dunes have intrigued ...

This experiment shows how starkly different conditions on Mars are.

A Martian mystery that sparked years of debate — an alleged lake buried beneath miles of ice — now looks far less watery than scientists hoped. A new radar study from NASA’s Mars Reconnaissance ...

CO₂ ice blocks on Mars may dig gullies as they slide and sublimate in the thin atmosphere. In lab experiments, scientists recreated these eerie, worm-like movements under Martian conditions. The ...

Mars dune with gullies in the Matara crater. The erratic course is probably due to disturbances such as wind ridges in the sand bed, sending the blocks in a different direction each time. Pits at the ...

This story is free to read because readers choose to support LAist. If you find value in independent local reporting, make a donation to power our newsroom today. Mini-lightning strikes created by ...

Strange, narrow channels threading through some of Mars' sand dunes have intrigued scientists for years. These Martian features don't look like anything on Earth. Early theories proposed that flowing ...

A chance discovery by a NASA rover on Mars shows that the red planet has a form of lightning, which researchers had suspected for decades but... At long last, the mystery of lightning on Mars is ...