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  2. Timeline of historic inventions - Wikipedia

    en.wikipedia.org/.../Timeline_of_historic_inventions

    The timeline of historic inventions is a chronological list of particularly significant technological inventions and their inventors, where known. [ a ] The dates in this article make frequent use of the units mya and kya , which refer to millions and thousands of years ago, respectively.

  3. History of technology - Wikipedia

    en.wikipedia.org/wiki/History_of_technology

    The history of technology is the history of the invention of tools ... for example scientific instruments ... "Measuring technological change through patents and ...

  4. 50 Inventions From The Past That Were Amazingly Innovative - AOL

    www.aol.com/98-historical-inventions-were-ahead...

    Yep, people back then would insert a coin and receive just the right amount of holy water from temples in Egypt.While the vending machine might seem like a fairly modern invention, it’s actually ...

  5. Technological revolution - Wikipedia

    en.wikipedia.org/wiki/Technological_revolution

    A technological revolution is a period in which one or more technologies is replaced by another new technology in a short amount of time. It is a time of accelerated technological progress characterized by innovations whose rapid application and diffusion typically cause an abrupt change in society.

  6. Timeline of electrical and electronic engineering - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_electrical_and...

    approximately 1893: The selenium phototube invention allows the conversion of brightness values into electrical signals. The principle is applied in wirephoto and television technology for a short time. Selenium is used in light meters for the next 50 years.

  7. Timeline of United States inventions (1890–1945) - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_United_States...

    Willis Carrier's invention of air conditioning in 1902 marked a pivotal moment in human history, transforming the way people interact with indoor spaces. Before his breakthrough, buildings were subject to the whims of nature, often becoming unbearably hot and humid during the summer months.

  8. List of pre-Columbian inventions and innovations of ...

    en.wikipedia.org/wiki/List_of_pre-Columbian...

    The road system connected the empire from the Andes mountain in Colombia all through Ecuador, Peru, Bolivia, northeastern Argentina, and present-day northern Chile. The Inca roads were used to transport food, goods, people, and armies, while Inca officials frequently relayed messages using the roads across the vast stretches of the Inca Empire.

  9. Technological and industrial history of the United States

    en.wikipedia.org/wiki/Technological_and...

    For example, AT&T's Bell Laboratories spearheaded the American technological revolution with a series of inventions including the light emitting diode , the transistor, the C programming language, and the UNIX computer operating system.