Voyage of discovery

摘要

We're becoming used to the idea that machines that move don't necessarily need people to control them. While driverless cars are still in the future, we have a pretty good idea of how they'll work and under what circumstances. Pilotless aircraft are an established technology now. And as our cover feature (page 16) in this online issue explains, autonomous ships, while not as developed as other unmanned transport technologies, are well into development and seem certain to join the stable of self-piloting vehicles.