Uber has five partners working on its flying taxi project

Uber has five partners working on its flying taxi project

Karem is one of Uber’s newest partners. “Almost everything is wrong in helicopters for what you have to do. You have to reinvent it,” said founder Abe Karem, who noted that the project is “maybe slightly easier than nuclear physics but not by much.” Karem’s design involves light but rigid rotors that operate at variable …