Earth's Dwindling Resources Drive Space Exploration
Friday, April 10, 2009 - 11:07
in Astronomy & Space
Author Marsha Freeman spotlights the life of German rocket engineer Krafft Ehricke in 'Extraterrestrial Imperative.'
Author Marsha Freeman spotlights the life of German rocket engineer Krafft Ehricke in 'Extraterrestrial Imperative.'