Switch helps change glass from clear to mirror faster than before

Japanese develop new switch that helps control light in windows

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Checking in with the latest from DigInfo News - we get a report about a light-controlling sheet "that can switch between mirror and transparent states."

The technology can help save energy by "effectively shutting out sunlight, greatly reducing the load on air-conditioning."

Check out the DigInfo News report for more details on the project.

Keith Shaw rounds up the best in geek video in his ITworld.tv blog. Follow Keith on Twitter at @shawkeith. For the latest IT news, analysis and how-tos, follow ITworld on Twitter, Facebook, and Google+.

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