Rocket Scientists Say Virgin Galactic Put Safety In The Back Seat

After Friday's tragic mid-air explosion and crash of Virgin Galactic's Space Ship Two, rocket industry experts have come forward, saying the company was warned of dangers in using nitrous oxide fuel in its rockets. One expert even said she was "shocked, but not surprised" that the crash occurred. » 11/02/14 2:52pm 11/02/14 2:52pm