Why is Mars barren and uninhabitable, while life has always thrived here on our relatively similar planet Earth?

Researchers are developing bioplastic bubbles from algae that could grow, repair, and protect habitats on Mars without ...

China is positioning itself to take the lead in one of the most coveted goals in planetary science—returning samples from ...

The most massive chunk of Mars ever found on Earth could sell for up to US$4 million in a Sotheby's auction later this month.

The thick, mineral-rich layers of clay found on Mars suggest that the Red Planet harbored potentially life-hosting ...

China’s Tianwen-3 Mars sample return mission could bring Red Planet rocks back to Earth as early as 2031—years ahead of ...

A lab experiment that simulated Mars conditions showed that green algae can grow in plastic containers made from the same ...

A rock on Mars spilled a surprising yellow treasure after Curiosity accidentally cracked through its unremarkable exterior.

New research shows how Mars may have undone its own habitability, while Earth stayed stable enough to support life.

By discovering carbonate rocks, NASA's Mars rovers may have unlocked the key to understanding the fate of the Red Planet's ...

A meteorite that is the largest known piece of Mars on Earth is expected to fetch up to $4 million when it goes up for ...

NASA has discovered an interstellar comet that's wandered into our backyard. The space agency spotted the object with the ...