Applying the trolley problem to self-driving cars and the ethical dilemmas they create.

Back in 1967, British philosopher Philippa Foote came up with "the trolley problem." Philosophers and others have debated this moral quandary ever since. Phrased most succinctly, the trolley problem ...

Self-driving cars are finally here, and how they are deployed will change how we get around forever. From Tesla to Google to ...