CHICAGO, Illinois, Aug. 3 (TNSres) -- The University of Chicago issued the following news: * * * University of Chicago, MIT scientists make new breakthrough in decades-long puzzle * * * By Louise Lerner The moon's atmosphere is so thin that we only discovered it in 1971--after astronauts had already been there. Ever since, scientists have been puzzling about how it got there. A team of scientists from the University of Chicago and MIT, however, may have solved the decades-old mystery. By a more PR