Four Reasons Not to Give Up on Interstellar Travel

Click to view » 8/22/08 7:00am 8/22/08 7:00amAccording to the scientists who attended this year's Joint Propulsion Conference in Hartford, Connecticut, humans may never be able to achieve interstellar travel. Aerospace experts from NASA to MIT claim that finding the amount of energy and time we'd need to cross the huge distances involved is out of…