Mars Express orbiter suggests evidence of ancient microbial life, water and volcanism on Red Planet

Mars Express - eoPortal

Ancient Volcanoes on Mars Could Have Been the Place for Life - Universe Today

Sponges from Mars? Study suggests water on the red planet could support life

Mars Express - eoPortal

Ancient Volcanoes on Mars Could Have Been the Place for Life - Universe Today

Is there life on Mars? Let's assess the evidence

Mars spacecraft takes new images of biggest volcano in solar system

Volcanoes erupted under ice sheet on ancient Mars - Science News

Sponges from Mars? Study suggests water on the red planet could support life

Sponges from Mars? Study suggests water on the red planet could support life