-
285 BCE
The lightouse
The architect Sóstrato de Cnido, by order of Ptolemy, built the first in the 3rd century a. C. on Faro Island, off Alexandria. -
100 BCE
Paper
It is created from cotton, linen or hemp fibers. It was the main way to make paper until the mid-19th century, when the production of wood pulp paper began. In the first half of this century you can find machine-formed rag papers -
Galileo's microscope
Microscope composed of Galileo Galilei 1612, ITALY. (20 cm). Although Galileo Galilei did not stand out for his microscopic studies, he did so for the application of the lenses in various devices such as the telescope and this microscope. This microscope has three lenses: eyepiece, field and lens -
Electricity, volta.
Electricity is a form of energy and it occurs in nature, so it was not “invented.” As to who discovered it, many misconceptions abound. Some give credit to Benjamin Franklin for discovering electricity, but his experiments only helped establish the connection between lightning and electricity, nothing more -
Electricity motor
History was made when Thomas Davenport of Vermont invented the first official battery-powered electric motor in 1834. This was the first electric motor that had enough power to perform a task and his invention was used to power a small-scale printing press -
Steel industry
The history of the modern steel industry began in the late 1850s; steel has become a staple of the world's industrial economy. Previously, steel was very expensive to produce, and only used in small, expensive items, such as knives, swords and armor -
Telephone
Alexander Graham Bell was awarded the first U.S. patent for the invention of the telephone in 1876. Elisha Gray, 1876, designed a telephone using a water microphone in Highland Park, Illinois. ... Thomas Edison invented the carbon microphone which produced a strong telephone signal. -
Radio
Over several years starting in 1894 the Italian inventor Guglielmo Marconi built the first engineering complete, commercially successful wireless telegraphy system based on airborne Hertzian waves (radio transmission). -
X-ray
History. X-rays were discovered in 1895 by Wilhelm Conrad Roentgen (1845-1923) who was a Professor at Wuerzburg University in Germany. Roentgen also discovered that the ray could pass through the tissue of humans, but not bones and metal objects. -
Cinema
The history of cinema as a show began in Paris on December 28, 1895. On the one hand, the technology of cinematographer has evolved a lot, from its beginnings with the silent cinema of the Lumiére brothers to the digital cinema of the 21st century. -
Television
The first experiments in television broadcasting began in France in the 1930s, although the French did not immediately employ the new technology. In November 1929, Bernard Natan established France's first television company, Télévision-Baird-Natan. -
Radar
The history of radar (where radar stands for RAdio Detection And Ranging) started with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects -
Computer
Charles Babbage, an English mechanical engineer and polymath, originated the concept of a programmable computer. Considered the "father of the computer", he conceptualized and invented the first mechanical computer in the early 19th century. ... The machine was about a century ahead of its time. -
Laser
The first laser was built in 1960 by Theodore H. Maiman at Hughes Research Laboratories, based on theoretical work by Charles Hard Townes and Arthur Leonard Schawlow. A laser differs from other sources of light in that it emits light which is coherent. -
Email
It was when 1971 came when an engineer named Ray (Raymond Samuel) Tomlinson, who, working for "Bolt Beranek and Newman Technologies" (a company working for the American Ministry for the Defense of ARPA Network Development), sent himself the first email in history. -
CD
The first commercial compact disc was produced on 17 August 1982. It was a recording from 1979 of Claudio Arrau performing Chopin waltzes (Philips 400 025-2). Arrau was invited to the Langenhagen plant to press the start button.
