Together, the camera and laser sensors monitor the white lines and, if the car strays out of its lane, an electronic control unit attached to an electric power-steering unit corrects it.

ECONOMIST: Motoring

They will use GPS and laser technology to monitor the populations of Sulawesi crested black macaque.

BBC: Devon charity to track endangered macaque

Building on Volvo Car Corporation's and Volvo Technology's already existing safety systems - including features such as cameras, radar and laser sensors - the vehicles monitor the lead vehicle and also other vehicles in their immediate vicinity.

ENGADGET: Volvo's driverless road train in Spain is public mainly on the plain (video)