https://www.scientificamerican.com/article/how-climate-friendly-would-flying-cars-be/ > Flying cars may sound like something out of a sci-fi movie, but they could help fight climate change, according to a novel new study. > NASA and several companies — including Boeing Co. and Airbus SE — are racing to develop electric versions of flying cars. The technology is roughly five years away from demonstration and 10 years away from deployment.