We might have killed the only life we ever found on Mars - Big Think

In one experiment, the Viking landers added water to Martian soil samples. That might have been a very bad idea.

Nasa found alien life on Mars then killed it, scientist claims, Tech News

Ask Ethan: Why do we all live on Earth? - Big Think

Unexplainable podcast: 7 solar system mysteries scientists haven't solved yet - Vox

We might have killed the only life we ever found on Mars - Big Think

Humanity had already discovered ``creatures on Mars'' but may have accidentally killed them - GIGAZINE

This AI robot chemist could make oxygen on Mars

What happens if the largest known comet collides with Earth? - Big Think

We Might Have Accidentally Killed the Only Life We Ever Found on Mars Nearly 50 Years Ago - JSTOR Daily

How NASA's Opportunity Rover Made Mars Part of Earth, Science

Could Humans Visit Venus?

Is There Life on Mars? National Air and Space Museum

Life on Mars May Have Been Its Own Worst Enemy

A City on Mars by Kelly Weinersmith, Zach Weinersmith: 9781984881724

Perseverance rover — Everything you need to know

Will Mars Colonists Evolve Into This New Kind of Human?