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1、Nikola Tesla(Никола Тесла),Daily report by Tong Tianli,‘The Genius Who Lit the World’,Start from AC,Now , we use electricity every day , even every second . Infact , it is called ‘Alternating Current (AC) ’ . However , b

2、efore the 1980s ,people use ‘Direct Current (DC)’ . So , why could alternating current replace Direct Current? Who invented the Alternating Current?,Nikola Tesla,As is known to all , Direct Current is not for long dista

3、nce transmission , but Alternating Current can be transferred very far .( )In 1882 , Alternating Current was invented by Nikola Tesla (1856-1943) , a Genius came from Serbia (塞爾維亞) .,Profile,Name:Nikola Te

4、sla (1856-1943)Home place: Croatia Nationality: AmericaJob: Physicist mechanical engineer electrical engineer,But actually , most of his inventions which we still use today was invented be

5、fore he was 40 years old , because his archives(檔案) are blanked off (封鎖)by US government after he was 40 years old. However , this is the beginning of our story.,Some achievements,Tesla coil(特斯拉線圈),,,Man-made ball l

6、ightning(球狀閃電),The ball lighting is very different from the usual lighting. It often shapes in rainy days. Usually It appears with a strange sound and it can lasts 1-2 minutes at most. It can give out light in several k

7、inds of colours.It can even float in the air, move through the walls, windows and doors. Just like a ghost.This rare thing can hardly be seen, it's said that only 1 percent persons in the world claimed they have se

8、en it. So , Ball lightning can hardly be found.,Just like the picture, we can see two ball lightings in Tesla’s hands. However , after Tesla’s death, no one can see the man-made ball lightings again.What a pity!,,Stran

9、ge ideas,Tesla once thought it would be possible to use electromagnetism(電磁) to warp (彎曲) space-time. Because he was attracted by wave-particle duality(波粒二象性)which was the latest famous theory at that time.In The Experi

10、ment , the thought was proved to be right (if the experiment was real),1. warp space-time,2. The Teleforce,In his old age, Tesla was regarded as a crazy scientist. He invented the Teleforce(一種激光武器)and this kind of weapo

11、n was still studied by U.S military. After his investigation was sent to the United States Secretary ['sekr?tr?] (部長(zhǎng)) of War . The FBI kept it as a top secret.That is why some of his ideas are blanked off (封鎖)by US

12、 government,,,The diagram of Teleforce,,,The great giant,Tesla devoted his whole life to the science and our humanity. He didn’t marry in his life, for he had no time to stay with his family.He invented alternating cur

13、rent system, but he give up capital asserts(專利權(quán)). It is undoubtedly that If he hadn’t do so, he would be the richest man in the world! Because he would get $2.53 per horsepower.Tesla died at the age of 87.,Thanks!,Let

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