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Science Engineering and Technology timeline
This thematic timeline contains 269 entries
Sumerians invent the wheel
Egyptians institute the 365 day calendar
Invention of candles
Tutankhamen invents device to chart star positions
Invention of the screw by Archytas of Tarentum
Pergamons invent parchment, on which scholars can write on both sides and also fold
Hero of Alexandria invents the aeolipile, a primitive steam engine
Chinese invent the seismoscope, which measured an earthquake over 400 miles from the instrument
More about: earthquake
Magnetic compass invented by Chinese scientists
Block-book printing invented by Chinese; this involved the carving of wooden blocks with symbols and text, inking and printing
Persian inventors develop a wind-power machine, a more advanced windmill than that developed by the Babylonians
Chinese invent porcelain
I-Hsing invents a mechanical clock which struck on the hour and half-hour
Chinese inventor Bi Sheng invens moveable type, four hundred years before Gutenberg's device
First description of a magnetic compass by Chinese scientist Shen Kua
Modern magnetic compass invented
Chinese invent and use rockets to help defend the city of Kaifeng against Mongol invaders
Invention of weighing scales
Barovier invents crystallo, a clear soda-based glass
Leonardo da Vinci sketched an idea for a parachute. He later drew flying machines
Leonardo da Vinci produced notebooks filled with his notes on astronomy, ideas for inventions and mechanics
Graf invents the etching process
Galileo Galilei develops the thermoscope
Galileo Galilei invents a water thermometer
Galileo Galilei constructs his own telescope and starts his series of discoveries, including the four largest moons of Jupiter, craters on the Moon and the handles of Saturn (later shown to be rings)
More about: telescope
Early form of reflecting telescope developed by Italian astronomer Zucchi
More about: telescope
Machine for grinding lenses invented by Cornelius Drebbel
Invention of the sector by Edmund Gunter, a precursor of the slide rule
Giovanni Branca develops a primitive steam turbine
Evangelista Torricelli invents the mercury barometer and observes the first vacuum
More about: vacuum
Invention of vacumm pump by Otto von Guericke
Sealed thermometer invented by Ferdinand II
Robert Boyle devises an air pump, and discovers that objects fall at the same rate in a vacuum
A gunpowder explosion-driven motor is built by Christiaan Huygens
Simple microscope invented by Anton van Leeuwenhoek
Denis Papin invents a steam pressure cooking device
Denis Papin uses steam to move a piston - it is 22 years until his technique is refined by Thomas Newcomen
Basic steam engine invented by Thomas Savery

Jethor Tull invents the seed drill as a farming aid
Alcohol thermometer invented by Gabriel Fahrenheit
Rene Antoine Ferchault de Reaumur develops the first thermometer
20 years after Papin's initial experiments, Thomas Newcomen develops a working atmospheric steam engine
Thomas Savery and Thomas Newcomen build a practical working engine used in mining
First compound magnet produced by Savery
John Hadley invents the quadrant navigational aid
John Kay invents the flying shuttle, leading to mass production in the textile industry
Invention of achromatic lens by Chester Moor Hall
John Harrison produces a naval chronometer, allowing determination of exact longitudes at sea
The Leyden jar, an electric capacitor, invented independently by Pieter van Musschenbroek and Ewald Georg von Kleist
More about: Leyden jar
The heliometer is invented by John Dollond. It is used to measure distances between stars, and the diameter of the Sun
James Watt began work on the steam engine; he makes his most signifcant developments in 1763
More about: steam engine
Navigation is enhanced by John Campbell's invention of the sextant
Invention of electrophorous machine by Johannes Wilcke to generate electrical current
James Hargreaves invented the Spinning Jenny which facilitated the faster production of cotton products
Richard Arkwright invented a spinning frame which was adapted to use water power
Nicolas-Joseph Cugnot demonstrates a 'steam wagon', a predecessor to the first automobile
Alessandro Volta invents an electrometer
Charles Coulomb introduces the torsion balance
Samuel Crompton invented the Mule, a spinning device used to spin yarn into muslin
Carangeot invented the hand goniometer
Montgolfier and Michel invented the hot air balloon, and flew it to an altitude of over 1 mile
Self-winding clock patented by Benjamin Hanks
Invention of chemical bleaching by Claude Berthollet
Claude Chappe invents semaphore
Eli Whitney invents the cotton gin to separate seeds from fibre
Cotton gin patented by Eli Whitney
Nicholas-Jacques Conte mixes clay and graphite to produce the modern pencil
The voltaic cell (Volta's pile) is invented by Alessandro Volta; it is a prototype battery
More about: voltaic cell
Joseph Jacquard invented the Jacquard loom, which used punch cards to create patterns in fabric
Johann Wilhelm Ritter develops a dry cell battery
Luigi Brugnatelli invents modern electroplating
Humphry Davy demonstrates the first electric carbon arc light
Humphry Davy invents the safety lamp for use by miners
Three years after building the first textile mill, Francis Lowell builds a power loom
Frenchman Rene Lannec invents the stethoscope
Nicol invented the Nicol prism, a type of polariser made from transparent Iceland spar
Amici invents the achromatic microscope lens
The phosphorus match is developed by John Walker
Louis Braille invented embossed typing for the blind reader which bears his name
Joseph Henry builds the first electromagnetic motor; it has little practical use
More about: electromagnetism
Invention of the safety fuse for explosives by William Bickford
Fourneyron produces the first water turbine
William Robert Grove developed the first fuel cell, combining hydrogen and oxygen to produce electrical power
Brewster builds the first model stereoscope
Robert Bunsen invents the Bunsen burner
Patenting of themosetting ebonite material by Goodyear - it can be used to make pens, jewellery and similar items
Sir George Cayley builds and flies a glider
Luigi Palmieri invents the mercury seismometer
Patent granted for production of nitrocellulose, first artificial fibres
Bessemer process for steel production introduced
More about: steel
More about: Bessemer process
More about: alloy
Gaston Plante invents a storage lead-acid battery (now used as car batteries)
Plucker invents the cathode ray tube
Internal combustion engine developed by Lenoir
Joseph Wilbrand invents TNT, trinitrotoluene
French chemist Louis Pasteur invents the pasteurisation process
Nobel invents the blasting cap for detonating nitroglycerin
Fluorescent lamp devised and demonstrated by Becquerel
William Thomson invents a wireline sounding machine which increases accuracy of depth measurement
Remington Number 2 typewriter invented, allowing its users to type both upper and lower case from the same keyboard
Thomas Edison invents the light bulb
John Milne invented the horizontal pendulum seismograph, the first modern seismograph, used for measuring seismic waves
First commercial dry cell battery invented by Carl Gassner
John Dunlop invents the pneumatic tyre
Ballistite, a smokeless powder explosive, invented by Nobel
First direct dial telephone invented by Strowger
Dewar (vaccum) flask invented by James Dewar
Rudolf Diesel develops the engine named after him
First electric hand drill invented by Fein
Henry Saint-Rene creates an early type of television using bent glass rods
First hearing aid devised by Miller Reese Hutchison
Rudolf Diesel, a German engineer, builds a compression-ignition engine
The inverted pendulum seismograph was invented by Emil Wiechert; it is still in use today
More about: seismograph
Johan Vaaler invented the paperclip
Waldmar Jungner invents the rechargeable nickel-cadmium battery
Thomas Edison invents the alkaline storage battery
Invention of the safety razor by Gillette and the vacuum cleaner by Henry Booth
Air conditioning unit invented by Willis Carrier, enabling its users to control air temperature and humidity
Charles Curtis and William Emmet develop the steam turbine generator and the steam turbine, respectively
It is a good year for inventors, with bottle-making machinery, crayons and windscreen wipers produced for the first time
In a precursor to its full development, a sonar-type device is invented by Lewis Nixon
More about: sonar
Lee De Forest invents the triode
Elmer Sperry invents the gyrocompass
Bakelite, the first totally synthetic plastic, is announced; it had been first created in 1907
More about: bakelite
Invention of precipitation hardening technique to create lightweight, yet strong, aluminium alloys
Jacques Brandenberger invents cellophane
Electric starter motor for automobiles invented by Charles Kettering
Charles Wilson invents a cloud chamber, used to detect particles of ionising radiation
Russian scientist Ostromislensky develops PVC but is unable to develop it commercially - it takes almost two decades more before real PVC is introduced
More about: PVC
Ostromislensky patents use of plasticisers
Invention of crystal diode by Pickard
Invention of stainless steel by Harry Brearley
Synthesis and patenting of polyvinyl acetate by Fritz Klatte
From the sublime to the ridiculous - new inventions this year include the bra, zip, and crossword puzzles!
Garrett Morgan develops the gas mask named after him
Sonar developed by Frenchman Langevin
Radio tuners invented, allowing users to select different broadcasts
Invention of superheterodyne receiver enables radio enthusiasts to receive a wide range of stations in much clearer quality
More about: radio wave receiver
Mass production of electric washing machines and refrigerators
Non-rusting stainless steel patented by Haynes
Post-war inventions include the arc welder, the pop-up toaster and short wave radio
Earle Dickson combined gauze, tape and crinolene to develop the Band-Aid plaster
The first robot is developed and built
Zworykin develops the iconoscope, the first television
First electric refrigerator produced by Electrolux company
In the same year that Electrolux develop their refrigerator, Clarence Birdseye invents frozen food
The self-winding watch is invented by Harwood
Pyrex invented by scientists at Corning
Rice and Kellogg develop the loudspeaker
Production of 18/8 austenitic grade steel, later used for jet engines
First aerosol can patented by Erik Rotheim
Philo Farnsworth develops the first working television sets
Alexander Fleming discovers penicillin
Morrison and Horton develop quartz crystal oscillator clock
Frank Whittle invented jet propulsion
Bernard Lyot invents the chronograph
Richard Drew invents Scotch tape
Invention of the cyclotron particle accelerator by Stanley Livingstone and Ernest Lawrence
More about: cyclotron
Polymethylmethacrylate (PMMA), variously known as perspex, plexiglass, diakon and lucite, invented
Invention of frequency modulation (FM) by Edwin Howard Armstrong
Poly(ethene) is manufactured by Fawcett and Gibson. Melamine also first produced
Begun invents the magnetic tape recorder
Coiled-coil electric light bulb invented; this increases the amount of radiated light
Beckman invents the pH meter
Electronic hearing aid developed
A large step in improving transport safety is made as Percy Shaw invents cats eyes (reflectors to be embedded in the road)
Melamine-formaldehyde resins developed by Henkel
Field-emission microscope invented by Muller
Invention of the jet engine by Frank Whittle
Hand-held vacuum cleaner introduced
Spilhaus invented the bathythermograph
Polytetrafluoroethylene (PTFE, teflon) invented
Frits Zernike invents the phase contrast microscope
First working helicopter constructed by Sikorsky
Peter Goldmark develops modern colour television
Invention of polyurethane; typically used for furniture and packing foams
Invention of nickel-based superalloys
Gloster E28/39 is the first aircraft to fly using Whittle's jet engine
Actress Heddy Lamarr and composer George Antheil invent a communications technique based on frequency hopping spread spectrum physics
The development of the sticky substance methyl cyanoacrylate gave the world superglue
Development of silicone, a thermoset polycondensate, used in computer chips and cookingware
Synthetic rubber developed
James Wright combined silicone oil with boric acid to invent Silly Putty
Slinky toy invented by Richard James; this simple device demonstrates physics laws and properties, such as waveforms and motion
Jacques Cousteau invents the aqualung, an underwater breathing device
Percy Julian develops synthetic cortisone
First paper disposable nappy invented by Marion Donovan
Germanium transistor invented by John Bardeen, Walter Brattain, and William Shockley
More about: transistor
Barium titanate becomes the first piezoelectric ceramic to be used commercially in its application as a phonograph needle
More about: piezoelectricity
AT&T develop the first mobile (cellular) phones; it takes another 36 years for them to be released commercially
Another large materials development, as Earl Tupper develops Tupperware
Norbert Wiener introduces the concept of cybernetics
George de Mestral invents Velcro
Charles Ginsburg developed the first videotape recorder (VCR)
Charles Townes and Russian scientists Prokhorov and Basov independently invent the maser, the forerunner to the laser
More about: maser
Corning's Donald Stookey transforms glass into fine-grained ceramics, leading to the production of CorningWare five years later
Microwave ovens first produced by the Raytheon Corporation
Mass production of Dacron synthetic material for use in the textiles industry
First solar battery invented by Fuller, Chapin and Pearson
Natta invents polypropylene
First female contraceptive pill is developed
Creation of synthetic zeolites, which gain widespread use in the cracking process in the petrochemical industry
Development of Scotchgard fabric and material protector by Patsy Sherman
Norman Bier invents plastic contact lenses
Invention of the substance later sold as Liquid paper to correct mistakes in typing
Kilby and Noyce develop the integrated circuit, the cornerstone of the modern electronics industry
First fibre-tip pen developed
Raymond Davis builds first Solar neutrino telescope
Introduction of polyimide products
Leslie Phillips develops carbon fibres
Invention of synthetic alternative to grass - Astroturf. It was introduced into American sports stadia and patented in 1967
Texas Instruments devise and market the first hand held calculator
First video game invented by Ralph Baer
Invention of Kevlar, a fibre five times stronger than steel
Arthur Fry invents the Post-it note
Barcodes, scanned using lasers, are placed on shopping products for the first time
IBM develop ink-jet printing technology
Hideki Shirakawa, Alan MacDiarmid, and Alan Heeger discover organic polymers which conduct electricity, leading to the production of LEDs and Solar cells
VHS format video recorder (VCR) developed
Sony and Phillips invent the compact disc (CD)
Rohrer and Binnig invent the scanning tunnelling microscope
More about: scanning tunnelling microscopy
DNA fingerprinting invented by Alec Jeffreys
The atomic force microscope, able to identify individual atoms, is invented by Binning
More about: atomic force microscope
Materials scientists develop synthetic skin
Doppler radar invented
Tim Berners-Lee invents the World Wide Web
First Digital Versatile Disc (DVD) players launched in Japan
Invention of Viagra
Invention of Tekno Bubbles, liquid bubbles which glow in the dark
A trio of blind patients receive the world's first bionic eyes, comprising 3,500 microscopic solar cells which act to convert light into electrical impulses