@CNN: Cruise control designs could solve the vexing problem of phantom traffic jams, in which cars suddenly screech to a dead stop on highways for no apparent reason, a new study suggests https://t.co/wkOXGA333G https://t.co/oirVw75QhJ

@CNN: Cruise control designs could solve the vexing problem of phantom traffic jams, in which cars suddenly screech to a dead stop on highways for no apparent reason, a new study suggests https://t.co/wkOXGA333G https://t.co/oirVw75QhJ