Posted Tue Feb 7, 2012 07:50 AM ET | 0
Clues to how life evolved, not only on this planet but also possibly on alien worlds, might be found in underwater caves in the Bahamas. Read more

Posted by Irene Klotz Fri Dec 16, 2011 02:34 PM ET | 0
After six-year journey, probes would have a week to assess conditions for life on Jupiter's ocean-bearing moon. Read more

Posted by Irene Klotz Wed Nov 16, 2011 01:00 PM ET | 0
Large lakes discovered just below Europa's icy shell may provide a habitat for life. Read more

Posted by Irene Klotz Tue Mar 1, 2011 09:27 AM ET | 0
Even without a sun, a rogue planet could stay warm enough to have liquid water and the stuff of life. Read more

Posted by Irene Klotz Wed Dec 30, 2009 07:00 AM ET | 0
To find worlds within the "Goldilocks" zone, where conditions to support life are just right, look no further than our own solar system. Read more

Posted by Irene Klotz Thu Oct 8, 2009 02:32 PM ET | 0
Europa may have enough oxygen to sustain up to 6.6 billion pounds of complex, animal-like organisms, according to a new study. Read more

Posted Tue Jun 9, 2009 08:05 AM ET
Massive budget cuts have forced NASA to reach out to other countries for Mars exploration support. Read more

Posted Mon Feb 9, 2009 01:26 PM ET | 0
Mysteries abound on a bizarre moon orbiting Jupiter. James Williams counts down 5 reasons we're big fans of icy Europa. Watch video
Posted Mon Sep 15, 2008 05:22 AM ET
NASA makes plans to power a future moon base with nuclear fission. Read more

Posted Thu Jul 24, 2008 06:32 AM ET
Hundreds of feet beneath Earth's surface, a few seasoned cave explorers venture where no human has set foot. Read more

Posted Thu Jul 3, 2008 05:24 AM ET
After a four-year tour of Saturn and more than 150,000 images, the Cassini probe is ready for round two. Read more

Posted Thu Feb 14, 2008 02:11 PM ET
NASA aims high with a $4.4 billion budget and seven new science missions. Read more

Posted Mon Jan 28, 2008 10:18 AM ET
Lake Ellsworth, hidden deep beneath Antarctica's ice sheet, could be key to understanding life on other planets. Read more

Posted Wed Oct 31, 2007 07:05 AM ET
While NASA's Mars Science Laboratory scours for signs of habitable environments, it will deposit small pebbles and soil samples into a special cache for a possible return to Earth. Read more

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