A section of Mars is covered in a surprising number of features that look like clumps of giant, fossilized reptile scales, new photos reveal.

The Curiosity rover, part of NASA’s Mars Science Laboratory mission, has found a mix of organic molegules on Mars.

Five of the seven diverse organic compounds confirmed by the six-wheeled rover in rock that formed in a dried lakebed near the planet's equator ‌had never previously been identified on Mars, the resea...