A day after Uber handed its autonomous car project to a Silicon Valley start-up, the company is doing the same with an ambitious and money-intensive effort to build flying cars.Uber is handing its flying car project, Uber Elevate, to the air taxi start-up Joby Aviation, the two companies said on Tuesday. Uber will also invest $75 million in Joby’s effort to build a flying taxi, while agreeing to become partners with the start-up when the flying car reaches the market.By taking the two technology projects off the books, Uber management, under pressure to make the company profitable, is …
