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(PhysOrg.com) -- Converting sunlight into electricity is not economically attractive because of the high cost of solar cells, but a recent, purely optical approach to improving luminescent solar concentrators (LSCs) may ease the problem, according to researchers at Argonne National Laboratories and Penn State.

Those of you who have been reading my blog for a very long time, probably remember the high frequency of posting I used to have here.

With Spring Break around the corner, teens and adults are hitting indoor tanning beds in preparation. Michelle Miller warns of the high risk of skin cancer in young people going to tanning salons.