Article: Solar Cell Created 50 Years Ago Is 'Unsung Hero'.

By Martha McKay, The Record, Hackensack, N.J. Knight Ridder/Tribune Business News

Apr. 29--Fifty years ago this week, scientists at Bell Labs unveiled a small device built with a jeweler's precision that turned the sun's energy into electricity.

They called it a "solar battery."

The company assembled on the front lawn of Bell Labs' Murray Hill headquarters to announce creation of the world's first commercially viable solar cell.

"An amazingly simple-looking apparatus made of strips of silicon showed how the sun's rays could be used to power ... a transistor radio transmitter carrying both speech and music," the company wrote in a ...

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