5b+Solar+--+History

History

collector in the world.
=== Then, in 1830, a man named John Hershel figured out how to use a solar collector to cook food. Yet the photovoltaic effect wasn't ===

engine with the help of his partner, Abel Pifre. 13 years later, Willoughby Smith found the photoconductivity in the mineral
=== selenium. In the late 1800s, Frank Shuman built the first solar powered water pump. ===

1908. Surrounded with new technology, scientist Russel Ohl makes a solar cell of silicon in 1941 and in 1948 Maria Telkes
===designed a solar powered heating system for homes. 1954 was the first time  people used newly invented solar cells on solar === ===panels to collect energy. In 1955, Frank Bridger built the first passive solar heated building. Only twenty-five years later, the first solar airplane ===

took off powered by silicon cells. The first solar powered car was driven in 1982 by Hans Tholstrup. Later, in 1990, the Hubble
===Telescope went into space powered by solar energy. The price of solar energy was very expensive in 1912, it was 7 times larger than the price of it right now. ===

1996.
===In the year of 2000,an airplane took flight at NASA with solar panels on its wings. More recently, Solar One, a CSP (Concentrating Solar ===

first used in the ancient times.
<span style="color: #fa2b14; font-family: Symbol,sans-serif;">THEN AND <span style="color: #fa2b14; font-family: 'Arial Black',Gadget,sans-serif;">NOW