As solar panel prices have plunged, developers like Solar Millennium have abandoned solar thermal technology, which uses huge mirror arrays to heat water to create steam that drives an electricity-generating turbine.

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Twenty million metric tons of sulfur dioxide mixed with droplets of water, creating a kind of gaseous mirror, which reflected solar rays back into the sky.

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He looked in his rearview mirror and saw the span collapse into the water behind him.

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Both devices combine top-notch specs with beautiful industrial design -- pure rectangular forms with a mirror-like finish packaged in thin, light and water-resistant shells.

ENGADGET

Ryl Nowell's garden, symbolising Anglo-French co-operation, features raised squares of mirror glass, a path of see-through mesh and a glass bridge over a strip of water representing the English Channel.

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