15 Animals Most Likely to Be the First Colonists on Mars

science • 8/27/2025

Life on Mars is still a big maybe, but if humans ever manage to settle there, they won’t go alone. Any future colony will need organisms that can tolerate intense radiation and a serious lack of oxygen.

Life on Mars is still a big maybe, but if humans ever manage to settle there, they won’t go alone. Any future colony will need organisms that can tolerate intense radiation and a serious lack of oxygen. Scientists already have a shortlist of Earth sp... [4981 chars]