WiTricity

Wireless electricity! We’ve all seen wireless toothbrush charging and this is the next generation in efficient power transmission. WiTricity's technology however goes a step further by embedding the coils under the ceiling, a wall, or even a desk and whatever device is within the range gets powered without wires. The technology was developed by an MIT team for which the leader won the MacArthur (a.k.a Genius) award. With efficiency reported over 90% - it seems like a promising technology. Read more here.