With uncertainty around life on Mars, human visits present an ethical dilemma

Sterilizing robotic spacecraft to prevent contamination is one thing, but sterilizing human beings is impossible. We are substantially made of bacteria, and those organisms will travel with us to Mars.

Sterilizing robotic spacecraft to prevent contamination is one thing, but sterilizing human beings is impossible. We are substantially made of bacteria, and those organisms will travel with us to Mars.

Sterilizing robotic spacecraft to prevent contamination is one thing, but sterilizing human beings is impossible. We are substantially made of bacteria, and those organisms will travel with us to Mars.

Radio/Quirks & Quarks