When he wasn't designing warships, John Ericsson was dreaming up solar technology. The Swedish American inventor, credited with the screw propeller and the first ironclad vessel in the U.S. Navy, ...
A giant hydrogen-powered engine has successfully supplied electricity to Spain's national grid in what its manufacturer says ...
But his crowning achievement came in 1876. Adams built a 24-foot concave mirror and had his London solar boiler shipped to Bombay. One morning, wearing dark glasses for safety, he turned the giant ...
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