Is there bacteria on mars?

To date, no proof has been found of past or present life on Mars. Cumulative evidence shows that during the ancient Noachian time period, the surface environment of Mars had liquid water and may have been habitable for microorganisms. read more

Still, researchers would like to know whether such organisms could survive the trip from Earth to Mars, and survive on the Red Planet once they get there. read more

The NASA Curiosity rover that was thought to bring only cameras, sensors, and scientific equipment when it traveled to Mars in August 2012 may have brought along dozens of species of bacteria that originated on Earth, according to a new study. read more

Nicola Twilley reports on the recent discovery of liquid water on the surface of Mars, and what it means for the microbes that hitchhiked there from Earth. How a few hardy earthlings hitched a ride off our planet. read more