The Samsung Electronics logo at its headquarters in Seoul, South Korea. Reuters file The investment is intended to help Samsung package a TV service with its other products, which include phones and TV sets. Phone companies are increasingl…

Hartmut Neven believes in parallel universes. On a recent morning outside Google’s Los Angeles office, the 53-year-old computer scientist was lecturing me on how quantum mechanics—the physics of atoms and particles—backs the theory of a so…