Happy Wednesday, and welcome to another day imagining what the future of transportation will look like. Today we've got news about flying-car school, self-driving car accidents and diesels. -- Sharon Silke Carty
Who's to blame? Everyone is closely watching the self-driving car space to see who will take liability in accidents. GM is being sued by a San Francisco motorcyclist who got into a crash on Dec. 7 with a self-driving Chevy Bolt.
The dreamers lose a big one: You can't create the future if you can't imagine it. The world lost a giant capable of imagining entire new worlds when sci-fi writer Ursula K. Le Guin died Monday. Check out her 2014 speech accepting an award from the National Book Foundation.