How Solar Thermal Power Works - Stirling Energy SunCatcher News - Popular Mechanics

How Solar Thermal Power Works - Stirling Energy SunCatcher News - Popular Mechanics: "Big promises from solar power companies are nothing new. “It is stern work to thrust your hand into the sun and pull out a spark of immortal flame to warm the hearts of men,” an AT&T publicity film crowed after the invention of the silicon photovoltaic (PV) cell in 1954. “Yet in this modern age, men have at last harnessed the sun.”"