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Theory of special relativity
Albert Einstein determined that the laws of physics are the same for all non-accelerating observers, and that the speed of light in a vacuum was independent of the motion of all observers.
https://www.space.com/17661-theory-general-relativity.html
http://www.space.com/images/i/000/021/853/i02/gravity-probe-b.jpg?1348009189 -
Worlds First Flex Fuel Vehicle, The Ford Model-T
Ethanol-fueled vehicles date back to the 1880s when Henry Ford designed a car that ran solely on ethanol. He later built the first flex fuel vehicle: a 1908 Model T designed to operate on either ethanol or gasoline.
https://goo.gl/Kd6JBQ
http://theoldshelter.com/wp-content/uploads/2015/04/Ford-T-1915.jpg -
Hoover dam
When Hoover Dam was finished in 1935 it was the tallest dam in the world. From about 1938 until 1948 the Hoover Dam power plant was the largest hydroelectric plant in the world.
https://www.usbr.gov/lc/hooverdam/history/essays/biggest.html
http://2.bp.blogspot.com/-u2CuC5oiXco/UfJJtRKeRfI/AAAAAAAAGQE/dWkECJ-SpDE/s1600/Hoover-Dam-Selects-22.jpg -
First Nuclear Power Reactor to Generate Electricity
EBR-I ushered in a new era in nuclear history when it became the first reactor to generate useable amounts of electricity from nuclear energy. It accomplished this feat on December 20, 1951 by lighting four light bulbs.
http://www.ne.anl.gov/About/reactors/frt.shtml#top
http://www.euronuclear.org/info/encyclopedia/images/ebr-1.jpg -
World's First Solar Powered Village
NASA's Lewis Research Center dedicated a solar power system that it installed on the Papago Indian Reservation in Schuchuli, Arizona. It was the world's first solar-powered village. The system provided power for water pumping and residential electricity to 15 homes until 1983, when grid power reached the village.
https://www.nasa.gov/exploration/thismonth/this_month_dec08.html
http://guardianlv.com/wp-content/uploads/2014/03/SolarPower1.jpg -
Chernobyl Nuclear Power Plant Disaster
A sudden surge of power during a reactor systems test destroyed Unit 4 of the nuclear power station at Chernobyl, Ukraine.The accident and the fire that followed released massive amounts of radioactive material into the environment.The Chernobyl accident's severe radiation effects killed 28 of the site's 600 workers in the first four months after the event. Another 106 workers received high enough doses to cause acute radiation sickness.
https://goo.gl/mQ8dhz
https://goo.gl/1T8u3L -
Worst Coal Ash Spill in History
In the early morning the earthen wall of a containment pond at Tennessee’s Kingston Fossil Plant gave way. The breach released 1.3 million cubic meters of fly ash—a coal-combustion waste product captured and stored in wet form. The spill infiltrated the Emory River, buried 300 acres in sludge, and even knocked a nearby home completely off its foundation.
https://earthobservatory.nasa.gov/NaturalHazards/view.php?id=36352
https://goo.gl/cDQCnC -
BP Gulf of Mexico Oil Spill
The oil drilling rig Deepwater Horizon, operating in the Gulf of Mexico, exploded and sank resulting in the death of 11 workers on the Deepwater Horizon and the largest spill of oil in the history of marine oil drilling operations. As much as 30 million gallons of oil may already have poured into the gulf over 37 days — nearly triple the amount spilled when the Exxon Valdez ran aground in Alaska in 1989.
https://goo.gl/L8MWYj
https://goo.gl/aysCsE
https://goo.gl/XbFtNK -
A Nuclear Crisis Unfolds In Japan
Engineers scramble to prevent a nuclear meltdown. A hydrogen explosion rocks Unit 1, causing a radiation leak.Japanese officials say seawater outside of the Fukushima Dai-ichi nuclear power plant contains more than 3,300 times the normal amount of radioactive iodine. Japan raised the severity level of the crisis at a stricken nuclear plant ranking it on par with the 1986 Chernobyl disaster, citing the amount of radiation released in the accident.
https://goo.gl/656qdS
https://goo.gl/N32YKK -
Itaipu Dam Breaks World Record Annual Electricity
The Itaipu hydroelectric plant ended 2016 with a historic production of 103,098,366 megawatt hour (MWh) and established a new world record in annual generation. The plant that never stops surprising ended the year how it started: breaking records.The world record was previously held by the Chinese plant of Three Gorges, which produced 98.8 million MWh in 2014.
https://www.itaipu.gov.br/en/press-office/news/itaipu-ends-2016-historic-production-10309-million-mwh
https://goo.gl/sD41VK