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GK
1. Sumerian language is the oldest language preserved in writing.
2.Sanskrit is an ancient language that is the basis of most Indian languages.
Thomas Alva Edison
Thomas Alva Edison was born on 11 february,1847.He was an American inventor and businessman. He developed many devices that greatly influenced life around the world, including the phonograph, the motion picture camera,and a long-lasting,practical electric light bulb.His first power station was on Manhattan Island,New York.
GK
Rosalind Franklin is a British scientist well known for discovering the helical structure of DNA.She also discoverd the structures of various viruses.
GK
Marie Curie discovered radium .This discovery led to the discovery of the therapy for cancer. She was the first women to win the Nobel Prize
GK
To find out or create something that did not exist before is called an invention.
A person who makes such inventions is called an inventor.