A telescopic pole beneath the vehicle enables the car on a stick to be raised when not in use, keeping it off the road and transforming it into a street light. Sat-nav equipped, the bubble cars respond to voice commands and gather energy via a solar canopy on the roof.

There is about as much chance of this becoming reality, sadly, as there is of me editing Engadget. Yeah, I keep turning down their desperate advances. [Dezeen]

According to a statement from Lovegrove Studio, the Solar Trees "communicate more than light... they communicate the trust of placing beautifully made, complex natural forms outside for the benefit of all of society becoming a museum that if folded inside out, the museum as an incubator of change in society... and with this the promotion of environmental science and the joy of the new aesthetics made possible by the digital process.

And there's me thinking they were just street lights. Switching on day is October 8. [Dezeen]