Electricity Timeline

Events

Thales of Miletus

600 B.C.

discovered static electricity by rubbing fur on substances such as amber

William Gilbert

1600

coined the word electricus after careful experiments

Francis Hauksbee

1705

made a glass ball that glowed when spun and rubbed with the hand

Stephen Gray

1720

discovered insulators and conductors

Ewald George von Kleist & Pieter van Musschenbroek

1745

invented Leyden jars

Pierre Simon Laplace

1749 - 1827

developed the Laplace transform to transform a linear differential equation to an algebraic equation. Later, his transform became a tool in circuit analysis.

Benjamin Franklin

1752

showed that lighting was electrical by flying a kite, and explained how Leyden jars work

Luigi Galvani

1780

discovered the Galvanic action in living tissue

Charles Augustin de Couloomb

1783

formulated Coulomb's Law

Michael Faraday

1791 - 1867

published the law of induction

Alessandro Volta

1800

invented the battery

Francis Ronalds

1816

Built the first working electric telegraph

Hans Christian Orsted

1820

accidentally discovered that an electric field creates a magnetic field

Thomas Johann Seebeck

1821

discovered thermoelectricity

William Sturgeon

1825

developed the first electromagnet

Georg Ohm

1827

introduced the concept of electrical resistance

Joseph Henry

1831

developed a prototype " DC motor" in the United States

Charles Wheatstone

1834

Used a revolving mirror and four miles of wire to measure the velocity of electricity

Samuel Morse

1838

At an exhibition in New York, Samuel Morse demonstrated sending 10 words a minute by his new telegraph machine. He used a system of dots and dashes, which later became standard throughout the world, known as the Morse Code

Thomas Edison

1870 - 1879

Thomas Edison built a DC electric generator

Alexander Graham Bell

1876 - 1877

Inventor of the telephone

Joseph Swan

1878

Demonstrated the first Electric Light

Nikola Telsa

1880 - 1889

developed an AC motor and a system of AC power generation

Thomas Alva Edison

1890

invented fuse

Alexander Stepanovich Popov

1894

developed a prototype of a radio receiver

Invention

1896

First successful intercontinental telegram

Karl Ferdinand Braun

1897

invented cathode ray oscilloscope

Guglielmo Marconi

1901

first transatlantic radio broadcast

Peter Cooper Hewitt

1901

the Fluorescent lamp was invented

John Ambrose Fleming

1904

Invented diode

Lee de Forest

1906

Invented triode

Alan Archibald Campbell- Swinton

1908

Laid the principles of Television

Heike Kamerlingh Onnes

1911

discovered Superconductivity

Edwin Howard Armstrong

1912

developed Electronic oscillator

Paul Langevin

1915

Invented sonar

Alexander M. Nicholson

1917

Invented the crystal oscillator

Henri Abraham & Eugene Bloch

1918

Invented the multi-vibrator

Edwin Howard Armstrong

1919

developed the standard AM radio receiver