Guess what: Elon Musk has a new crazy idea.
This time, thankfully, it doesn't have to do anything with boring tunnels. The SpaceX CEO now wants to "bring rocket upper stage back from orbital velocity using a giant party balloon".
SEE ALSO: SpaceX gains approval for largest satellite internet service, ever
Musk said this in a tweet late Sunday, and if it came from anyone else, we'd disregard it — heck, even Musk himself said that the idea sounds "crazy". But Musk has a track record of following through and delivering on seemingly insane ideas, sometimes even turning them into successful business endeavours. Read more...More about Elon Musk, Spacex, Rocketry, Party Balloon, and Science