NASA's Perseverance Mars rover spotted a mysterious rock made of hundreds of tiny spheres that resemble spider eggs. Studying ...

NASA’s Curiosity Mars rover has detected the largest organic (carbon-containing) molecules ever found on the red planet. The ...

The Curiosity rover detected the largest organic molecules to date on Mars, which may be fragments of fatty acids, or some of the chemical building blocks of life.

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 ...

The NASA rover "Curiosity" discovered what scientists say is the largest ever seen organic molecules on Mars, raising ...

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

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

For now that remains speculation, but while the presence of long-chain alkanes is not a smoking gun for life on Mars, they could be a big clue. However, Curiosity rover's SAM instruments are ...