Nikola Tesla was a Serbian-American inventor, electrical engineer, mechanical engineer, and futurist who is best known for his contributions to the development of the modern alternating current (AC) electricity supply system.

Early Life and Education

Tesla was born on July 10, 1856 in Smiljan, Croatia. He attended Austrian Polytechnic in Graz and later studied philosophy at the University of Prague.

Career and Inventions

During his career, Tesla made numerous important contributions to the field of electrical engineering. His inventions include the Tesla coil, electric oscillators, x-ray machines, wireless communication technology and more.

Perhaps his greatest contribution was in helping develop AC power transmission systems that allowed electricity to be generated at power plants and distributed over long distances using transformers.

Controversies

Despite his many achievements in science and engineering, Tesla struggled financially throughout his life. Additionally, there were several high-profile disputes with other inventors during his lifetime over patent rights.

One such example was Tesla's feud with Thomas Edison over whether AC or DC power should be used for electrical grids.

Later Life and Legacy

After retiring as an inventor, Tesla continued working on projects related to wireless communication technologies. He died on January 7th 1943 from heart failure in New York City at age 86.

Despite experiencing financial difficulties throughout much of his life and relative obscurity after death compared to contemporaries like Edison or Marconi; today he considered as one of history's most recognized scientists/inventors who have inspired countless others who followed him.

In conclusion Nikola Tesla's life is an inspiration for anyone who wants to pursue science. His significant contributions toward our modern lifestyle show us how critical it is for visionaries to keep learning every day by embracing unexpected paths ahead of them!