Blocks of frozen carbon dioxide sliding down Martian dunes may have carved the planet’s strange gullies, mimicking the work of living creatures.

New research shows that dry ice blocks, not water or life, may be responsible for the mysterious gullies carved into Mars’ ...

Experiments show that biomolecules trapped in pure ice could withstand the harsh radiation of Mars for tens of millions of ...

Massive volcanic eruptions billions of years ago may have made it snow on Mars, leaving thick buried ice near the planet’s ...

"We have found a habitable environment," said John Grotzinger, project scientist for the Curiosity mission. "The water that was here was so benign and supportive of life that if a ...

"The CO2 ice block began to dig into the slope and move downwards just like a burrowing mole or the sandworms from 'Dune.' It ...

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 ...

A group of metal detectorists recently went on an epic summerlong adventure in the European countryside – and discovered a jackpot of ancient riches. Based in the central Polish city of Kalisz, the ...

CAPE CANAVERAL, Fla. (AP) — A comet from another star system will swing by Mars on Friday as a fleet of spacecraft trains its sights on the interstellar visitor. SpaceX launches the 11th test flight ...

When he was 19 years old, still eons away from the essays, the novels, and the pseudonym that would grant him literary immortality, Eric Arthur Blair went east and joined the Indian Imperial Police in ...

Scientists absorb data on monitors in mission control for NASA’s Perseverance Mars rover. NASA/Bill Ingalls, CC BY-NC-ND. NASA’s search for evidence of past life on Mars just produced an exciting ...