Rebel fighters in the latest Star Wars movie are helped by a droid that was captured from the enemy and reprogrammed. Could that happen in real life with today's autonomous weapons?
The droids in the Star Wars universe often play a key role in the movies. But how close are they to some of the real robots in our own universe?
No Star Wars movie would be complete without the Universe's two favourite droids. But now the race is on to turn them into fact.