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

The second half of the 19th century was a particularly interesting time to imagine Mars. This was a period during which the ...

A giant chunk of the planet Mars could sell for up to an eye-watering $4 million at auction later this month, making it the ...

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 ...

One of the great unsolved problems in modern planetary science is written on the surface of Mars. Mars has canyons that were ...

"Returning the scientifically selected samples that await us on Mars, as part of a balanced portfolio, will help to ensure ...

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

Sheel and his team found that when the atmosphere of Mars is laden with dust, the atmosphere becomes less conductive, ...

The new images by the Curiosity rover on Mars show "dramatic evidence" of ancient groundwater in crisscrossing low ridges, ...

NASA is preparing for severe cuts under the White House’s proposed budget for 2026. The budget, released in May, highlights ...

The images and data being collected are already raising new questions about how the Martian surface was changing billions of ...

One summer night in 1877, American astronomer Asaph Hall was looking through his telescope in Washington, D.C. Mars was at ...