Following is a transcript of the video. Announcer: Six, five, four, three, two, one, zero. In position. Narrator: Remember the Falcon Heavy? SpaceX's megarocket that fired a Tesla up into space in ...

Elon Musk is always one for a nice surprise. Just after SpaceX launched the first flight of its Falcon Heavy rocket on Tuesday, lofting a red Tesla Roadster to deep space, Musk revealed a little ...