Flying car hopefuls were meant to take off at a competition on a NASA airbase, but no team claimed the prize after a string of crashes and no-shows
Source:
https://www.newscientist.com/article/2235928-flying-cars-remain-science-fiction-as-24-teams-fail-to-claim-1m-prize/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home