By communicating with other cars, as well as with road signs and traffic lights, vehicles will not only be able to avoid most accidents, but will also move more smoothly through traffic, reducing congestion.

FORBES: Get Ready For Talking Cars That Don't Crash And Get You To Work On Time

The upgrade would include new block paving, resurfacing of the existing carriageway, new traffic signs and road markings, the council said.

BBC: Final stage of Withernsea centre upgrade under way

Lanes have been marked by road markings and traffic signs.

BBC: London 2012 Olympic Route Network Q&A

People living near a road junction in the Cotswolds say a new roundabout and set of road signs have led to increased levels of traffic.

BBC: Road signs row in the Cotswolds

Mapping nearby features, spotting road edges and lane markings, reading signs and traffic lights and identifying pedestrians is done using a combination of cameras, radar and lidar (which works like radar, but with pulses of light rather than radio waves).

ECONOMIST: Inside story

Traffic cones, road signs, bottles, shoes and an old black and white car registration plate were among the rubbish found in a clean-up of Windermere in the Lake District.

BBC: Windermere clean-up finds traffic cones, signs and shoes