Self-driving cars just aren’t enough. Uber, the ride-hailing taxi service, is apparently seriously exploring whether it can develop aircraft that could take off and land without a runway, and fly passengers autonomously to wherever they want to go. Recode reported Sunday (Sept. 25) that Uber’s head of product, Jeff Holden, said the company was looking into developing technology like this. According to Holden, the company is looking into what are called VTOL (vertical take-off and…