Life on Mars: Researchers discover unexpected bacterial problem.. As of: February 10, 2024, 12:02 p.m By: Tanja Banner CommentsPressSplit Bacteria could survive on Mars, while humans cannot exist there without aids.

This represents a new challenge for future Mars missions. Although Mars is hostile to life for humans, it can apparently be a suitable habitat for certain microbes from Earth. On Earth, the four bacterial strains examined live harmlessly in the human body, but can cause illness under stress.