Sunday 7 August 2011

Wireless Electricity is here


Tesla's dream has come true. After more than 100 years of dashed hopes, several companies are coming to market with technologies that can safely transmit power through the air -- a breakthrough that portends the literal and figurative untethering of our electronic age.
Tesla based his wireless electricity idea on a concept known as electromagnetic induction, which was discovered by Michael Faraday in 1831 and holds that electric current flowing through one wire can induce current to flow in another wire, nearby.


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