-
Eletricty is introduced
In 1752 Ben Franklin propsed a notion of a postive and a negitive charge. This is when he did his famous kite experiment. -
Period: to
Energry
-
First battery invented
Alessandro Volta invents an electric battery. This if the first source of dc energy. -
First water turbine
In 1849, James B. Francis improved the inward flow reaction turbine to over 90% efficiency. -
LIghtbulb invented!
Thomas Alva Edison invented the lightbulb, now schools, houses, and factories can see at night. -
radio waves
Heinrich Hertz discovers and measures waves and radio waves -
ON/ off switch flashlight
Conrad Hubert received a US patent in 1903, for a flashlight with an on/off switch. -
vermonts first wind turbine is made
The world's first megawatt wind turbine is built and connected to the power grid in Castleton, Vermont. The turbine has 75-foot blades and weighs 240 tons. -
1952
In shippingport, PA the first nuculear reactor is made for commercial use -
solar collectors
in 1954 the first sucessful silicon solar collectors ( solar pannels ) were peported by scientists. -
Fuel cell bus
The first fuel cell bus is made by crhyslyer.
