What Is Genetic Engineering?
What Is Genetic Engineering? In 1972, US biochemist Stanley Cohen and Herbert Boyer began work on altering organisms by cutting up the DNA, the genetic material, of one...
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Who Invented the Wheel?
Who Invented the Wheel? No one knows who invented the wheel. It is an invention that arrived gradually, step by step, over a long period of time, the result of the work...
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Who Invented the Floppy Disk?
Who Invented the Floppy Disk? A floppy disk is a disk storage medium composed of a disk of thin and flexible magnetic storage medium, readable by a floppy disk drive...
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What Is a Robot?
What Is a Robot? A robot can be defined as a programmable, self-controlled device consisting of electronic, electrical, or mechanical units. In fact, it is a machine...
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What Is a Cell Phone, Who Invented It?
What Is a Cell Phone, Who Invented It? Cellular telephone is a type of short-wave analog or digital telecommunication in which a subscriber has a wireless connection...
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