NASA's Perseverance rover has encountered another rock on Mars that has left scientists puzzled.

The molecules may be remnants of fatty acids, which form cell membranes in Earth’s organisms, though they might have formed ...

Toxic dust on Mars would make a future mission to the red planet extremely hazardous for astronauts and require significant ...

NASA's Curiosity rover made a compelling find on Mars ' irradiated surface.

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

Curiosity has previously discovered small organic molecules on Mars, but these recently found compounds are larger and would ...

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

For the first time on a global scale, 20 years of observations on Mars have been condensed into a single study led by ...

The Mars Curiosity rover’s onboard mini-lab has helped confirm the existence of the largest organic molecules ever found on ...