Discoveries and Inventions

People of different places and languages live all over the world.The inventions of great scientist like Wilbur Wright who invented the Aeroplane and Alexander Fleming who discovered Penicillin have made human life easier and comfortable. The discoveries of many men and women had much effect on human life.Christopher Columbus was been recognized for discovering America in 1492 which was before called THE NEW WORLD, Now it is being celebrated on the second Monday of October every year. Another interesting discovery was the law of gravitation it was discovered by Sir Isaac newton.......

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