Scientists using NASA’s Curiosity rover have discovered siderite—an iron carbonate—in the sulfate-rich rocks of Gale Crater, ...

Tutolo led a new study of rock samples collected by the Curiosity rover that might have answered this question. The mystery ...

A mineral called siderite found abundantly in rock drilled by a NASA rover on the surface of Mars is providing fresh evidence ...

NASA claims that new clues uncovered by its Curiosity rover could prove to revolutionise humanity's understanding of Mars's ...

Findings could address a key mystery about Mars’s ancient past: How and when was the planet’s atmosphere thick enough to ...

Researchers have detected the chemical fingerprints of gases that on Earth are produced only by biological processes.

The initial report was based on observations from the powerful James Webb Space Telescope, a collaboration of NASA and its European and Canadian counterparts. But the results created a lot of hubbub ...

A treasure trove of clues from Curiosity reveals that ancient Mars once trapped massive amounts of CO2 in its crust, thanks ...

NASA's Curiosity rover has uncovered a hidden chemical archive of ancient Mars' atmosphere, which suggests that large amounts of carbon dioxide have ...