Science Friday: power from gravity, deciwatt

Hal Murray hmurray at
Sat Jan 19 02:39:35 EST 2013

Their target is light in Africa.   They are only getting 30 mW to 1/2 W so 
the name is appropriate.  That's enough for illumination from LEDs.

It's not likely to be useful for OLPC any time soon.  It might be something 
to keep an eye on.

In the meantime, it might make a nice toy.  :)


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