The Perseverance rover has found some intriguing samples on the red planet. Here's what they might reveal about the origins ...

Is there life on Mars? When curiosity breaks through a rock, it reveals this within. Sulfur crystals were discovered on the ...

Some of the unusual rocks carry stories about water on Mars. One has hints of long-gone microbes. All tell of a dynamic, complex planet.

The efforts made by humans to learn as much as possible about Mars are numerous, and NASA has an indispensable ally on the ...

Curiosity found large organic molecules in a 2013 Mars rock sample. These fragments suggest Mars had the right chemistry for ...

Curiosity has previously discovered small organic molecules on Mars, but these recently found compounds are larger and would have require chemistry to reach a more advanced state to be produced. The ...

While the presence of these molecules is not proof of ancient life on Mars, scientists say it shows we could detect chemical ...

Scientists analyzing pulverized rock onboard NASA's Curiosity rover have found the largest organic compounds on the red ...

Two NASA rovers on Mars recently made two independent discoveries further indicating that ancient life may have once existed ...

NASA’s Curiosity rover has unearthed the largest organic molecules ever detected on Mars—possible fragments of fatty ...