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He found that the needle of a compass points North or South because the Earth also has is magnetic force and is basically a giant magnet.

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Stephen Gray Discovers Electrical Conduction

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Stephen Gray Discovers Electrical Conduction

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He found out that by rubbing a glass tube on one end, the object attached to the other end would get electrified.

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Charles Wheatstone Patented the First Electric Telegraph

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Charles Wheatstone Patented the First Electric Telegraph

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He invented a telegraph which used needles that would point to a certain letter. This was then used to solve a murder mystery.

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He created a code using dots and dashes which would be a quicker messaging system for the telegraph.

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Alexander Graham Bell Patents the First Telephone

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Alexander Graham Bell Patents the First Telephone

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He used fluctuating currents to capture vibrations and mimicked them.

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Heinrich Hertz Discovers Electromagnetic Waves

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Heinrich Hertz Discovers Electromagnetic Waves

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They discovered that by modifying the wavelength, amplitude and frequency of electromagnetic waves, they could send signals.

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By converting light to electrical impulses and vice versa, they realized they could create a visual broadcast.

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Zenobe-Theophile Gramme invents the Gramme Dynamo

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Zenobe-Theophile Gramme invents the Gramme Dynamo

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He created an electrical generator which made electrical power possible.

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Thomas Edison Created the Incandescent Lamp

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Thomas Edison Created the Incandescent Lamp

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Alternating Currents Wins over Direct Currents

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Alternating Currents Wins over Direct Currents

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George Westinghouse and Nikolas Tesla won against Thomas Edison's attempts to discredit alternating currents and was able to supply electricity to the people.

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After developing transistors made computers less bulky, then the first microprocessor was created which made computers even smaller and made them more accessible to the public.