By Ed Stiles - August 30, 2010, 2:15 pm
The first extraterrestrials to inhabit the moon probably won't be little green men, but they could be little green plants.
Researchers at the University of Arizona Controlled Environment Agriculture Center, known as CEAC, are demonstrating that plants from Earth could be grown hydroponically (without soil) on the moon or Mars, setting the table for astronauts who would find potatoes, peanuts, tomatoes, peppers and other vegetables awaiting their arrival.