Topic: Planetary Science Institute
Evidence from an ancient meteor strike on Mars indicates the presence of liquid water at some point in the Red Planet's ancient past.
10/13/2010 12:33 pm
Uranium on the moon: A new moon map might dash hopes for those who want to build a lunar nuclear power plant, but may also offer clues to the moon's formation.
06/22/2010 05:51 pm
Sedimentary deposits suggest that Mars was once covered with seas and lakes of liquid water some 4.5 billion and 3.5 billion years ago.
06/09/2010 06:18 pm