Renderings from GM of the “Cadillac halo portfolio” that includes concepts of an autonomous shuttle (right) and an electric vertical take-off and landing (eVTOL) aircraft, also known as a flying vehicle.Screenshot via GMShares of General Motors hit a record high in intraday trading Tuesday after the automaker unveiled a new electric van and revealed potential plans to delve into futuristic flying cars.The Detroit automaker’s stock was up by as much as 8.8% to $48.95 a share as of Tuesday morning, leading to a roughly $70 billion market cap. Its previous high of $46.76 occurred in October 2017. It’s a record since the automaker …
