WINE TIME A piece of a roughly 6,300-year-old jar found in Greece contains chemical evidence of fermented grapes, making it the oldest known example of wine making in Europe, and perhaps in the world.
Zoï Tsirtsoni and Pascal Darcque
CAR CONFLICT Driverless cars will need to be programmed to handle emergency situations. New surveys find that people have conflicting opinions on whether automated vehicles should protect pedestrians over car passengers.
DEADLY DEVOTION A collective sense of identity plus deeply held values may inspire Islamic State supporters, such as those shown here, to sacrifice everything for their cause.