(NewsNation) — Unusual chemical compounds found on rocks on Mars could be a sign that life once existed on the red planet, though researchers have cautioned that the evidence is far from conclusive.

NASA announced new evidence Wednesday that builds on previously discovered minerals, suggesting that life, in the form of microbes, may have been present on Mars at some point in time.

The evidence comes from some unusual marks found on rocks near the Jezero crater, which was once a lake, making it a likely place for scientists to find evidence of any life that might have once existed on our celestial neighbor.

Last year, the Perseverance rover found a rock with unusual features in an area known as Bright Angel. The rocks featured what scientists nicknamed poppy seeds, tiny dark specks conta

See Full Page