Leading scientists, artists, academics and public policy makers will share their experiences and ideas on how light can change the world from revolutionising medicine using cutting-edge technologies and bringing light to communities without electricity, to transforming the places we live with amazing art installations and ground-breaking building design.

UNESCO: ��Light, Art, the Universe and Everything��

The computer-operated system also allowed street lighting to be increased when needed and reduced when not, and the lights directed their beam downwards cutting light pollution, he added.

BBC: Surrey County Council replaces 15,000 street lights

And making them light enough for racing means cutting safety margins to the bone.

ECONOMIST: Tech.view: Boost for Formula One | The

How to get light to the neurons once they have been treated without cutting people up is a problem that Dr Silver expects soon to be resolved.

ECONOMIST: Neurology

Then he discovered a new Japanese method of cutting diamonds: When viewed under a low-magnification (3x) lens, the stone refracted light in such a way as to give off a pattern of eight heart-shaped sparkles at the bottom of the diamond and eight arrow-shaped fire-bursts through the top--hence the name "hearts-and-arrows" diamonds.

FORBES: Stones on fire

The green light for the higher EU pay rise comes as national civil services are shedding jobs and freezing or cutting staff pay.

BBC: Top EU court backs Commission over staff pay rise