Driverless cars will change the way people travel. It is estimated that driverless vehicles can cut the number of people killed in traffic accidents (1.2 million) by half every year.
Short for VR, create and experience the virtual world, and one day you will have your own virtual life.
In the future, there will be more robots that will bring changes to people's lives, and even robots will have their own emotions.
Drones have been used to find hikers and skiers waiting for rescue, take aerial images of houses and investigate archaeological sites.