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Mar 18, 2014 11:46 AM ET // Nicole Gugliucci
The space station is about to get many, many new visitors onboard. These unlikely space travelers won't have their names in the history books, though they have come from somewhere near you. Maybe even from on you. Continue reading →
Dec 9, 2013 12:00 PM ET // Irene Klotz
The site where NASA’s Mars rover Curiosity landed last year contains at least one lake that would have been perfectly suited for colonies of simple, rock-eating microbes found in caves and hydrothermal vents on Earth.
Jun 28, 2013 02:43 PM ET // Ian O'Neill
To avoid contaminating Mars with microbes from Earth, space agencies go through great expense to sanitize missions to Mars -- why bother? Continue reading →
Mar 12, 2013 02:38 AM ET // Ian O'Neill
Forget hunting for organic chemistry inside rocks on Mars or complex organisms in Europa's sub-surface oceans, the Cosmos has just FedEx'd some extraterrestrials direct to our door! Or not. ->
Mar 5, 2011 08:42 PM ET // Ian O'Neill
Fossilized alien microbes have been discovered in a sample extracted from a meteorite, according to research carried out by a NASA/Marshall Space Flight Center astrobiologist.