A science experiment aboard NASA's Curiosity rover has found tantalizing traces of possible past life on Mars. But there could be other explanations for where these compounds came from.

Though this discovery doesn’t constitute definitive proof of life, the complexity of these molecules is significant. The ...

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

NASA's Curiosity rover finds sulfur-rich crystals on Mars, hinting at ancient water and potential life-supporting conditions.

A French team of scientists from the Laboratory for Atmospheres and Space Observations discovered the largest organic ...

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

Scientists at NASA, analyzing rock samples collected by the Curiosity rover, have discovered the largest organic molecules ...

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

NASA's Curiosity Rover has discovered long carbon chains on Mars. On Earth, molecules like these are overwhelmingly produced ...

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

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