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'[TECH] Prestdigitation, now you see it, now you do'
2011\02\01@150542 by cdb

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Calcite has been shown to naturally be a 'birefringent' material as it naturally splits light into opposite polarisations therefore providing a cloaking effect.

This is apparently much cheaper than making artificial materials to do the same job.

http://www.bbc.co.uk/news/science-environment-12338447

Be rich and start investing in calcite now!

Colin
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cdb,   3/07/2009
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