When the three researchers programmed their model to arrange PS10's mirrors in front of the tower in a segment from such a spiral, they both improved the efficiency of the collection process and saved space.

ECONOMIST: Solar energy

They are programmed into the virtual model as well, creating a detailed virtual city which anyone can navigate with the click of a computer mouse.

CNN: Virtual L.A.: A traffic-less trip

The model was then programmed on to a chip.

BBC: Scientists develop 'brain chip'