For years, a razor-thin dip in Mars’s reflected sunlight stumped planetary scientists. It kept showing up in data from a NASA ...

A repurposed Mars rover tool could unlock the simplest test yet for detecting alien life, offering a faster, cheaper path to discovery.

NASA’s Curiosity Rover has made a groundbreaking geological discovery on Mars, revealing new insights into the planet’s ...

This quiz is dedicated to the mechanical marvels that have rolled across the surfaces of alien worlds: the iconic space ...

Mars rovers like Perseverance and Curiosity have been making headlines with their discoveries of organic matter on the Red ...

The robotic explorer Curiosity's daring plunge through the pink skies of Mars was more than perfect. It landed with spectacular style, said a NASA scientist, describing the first images of ...

With its rust-colored surface, Mars has more than earned its nickname, the Red Planet. But Perseverance has offered a new glimpse.

Synthetic biology offers a toolkit to engineer microbes capable of surviving in outer space and for biomanufacturing ...

Thirteen years after landing on Mars, NASA’s Curiosity rover is running smarter and more efficiently than ever. With new ...

A Ph.D. student and his supervisor have developed a simple way to test for active life on Mars and other planets using ...

There are many ways for rovers and spacecraft to look for evidence of life, recent or ancient. Now, researchers report a new ...

NASA’s Curiosity rover spotted a coral-shaped rock in Gale Crater, formed by ancient water and wind erosion. The find adds to evidence that Mars once had a wetter climate capable of supporting ...