It showed that microscopic worm-like structures found in a Martian meteorite that hit the Earth 13,000 year
Image via Wikipedias ago are almost certainly fossilized bacteria. The so-called bio-morphs are embedded beneath the surface layers of the rock, suggesting that they were already present when the meteorite arrived, rather than being the result of subsequent contamination by Earthly bacteria.
Ok, I know this isn't IT related but still pretty cool so I thought it worth posting. Personally, I believe the evidence is starting to really pile up in favor of life on Mars at some point in the distant past. Is there life on Mars today? On on the fence when it comes to that question. The current environment on Mars is pretty inhospitable.