As the sun grew hotter, so did Mars, prompting much of its atmospheric carbon dioxide to rain out and ultimately get locked ...

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

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 ...

Mars is thought to currently have all the necessary ingredients for life except for perhaps the most important one — liquid ...

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

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

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

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

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

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

Your blood is also red because of a mixture of iron and oxygen in a molecule called hemoglobin. So in a way, the ancient ...