Investigating an area of interesting light rock seen from orbit, Curiosity found some particularly weird-looking structures.

Using NASA's Perseverance rover, scientists are getting a greater understanding of the nature of some of the organic carbon — ...

A new Mars Rover image captured by NASA's Curiosity mission has reignited debate over whether unusual formations on the Red ...

An image taken by Curiosity last month has sparked claims of a long-lost civilization on the Red Planet after some spotted a ...

Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the weekend.

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In 1877, an Italian astronomer mapped faint lines on Mars and called them canali, meaning channels or grooves. But the word was mistaken for “canals,” and suddenly people believed Mars showed signs of ...

The organic molecules could come from life or from ordinary chemistry — only samples returned to Earth can settle it.

Researchers have looked at how particular microbes from Earth would fare in conditions like those of Mars, the moon, and the ...

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow the search for potentially habitable planets beyond Earth.