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  2. The Greatest American Inventions of the Past 50+ Years - AOL

    www.aol.com/greatest-american-inventions-past-50...

    From the first Apple computer to the COVID-19 vaccine, here are the most revolutionary inventions that were born in the U.S.A. in the past half-century.

  3. Timeline of United States inventions (after 1991) - Wikipedia

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

    2005 YouTube. Born from the PayPal Mafia in 2005, YouTube is the world's most popular video sharing site. In 2006, Google bought YouTube for $1.65 billion. 2006 Blu-ray Disc. A digital optical disc data storage format. It was designed to supersede the DVD format, and is capable of storing several hours of video in high-definition. 2007 Nanowire ...

  4. Timeline of historic inventions - Wikipedia

    en.wikipedia.org/.../Timeline_of_historic_inventions

    The Lower Paleolithic period lasted over 3 million years, during which there many human-like species evolved including toward the end of this period, Homo sapiens.The original divergence between humans and chimpanzees occurred 13 (), however interbreeding continued until as recently as 4 Ma, with the first species clearly belonging to the human (and not chimpanzee) lineage being ...

  5. Category:20th-century inventions - Wikipedia

    en.wikipedia.org/wiki/Category:20th-century...

    This page was last edited on 22 November 2023, at 19:18 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.

  6. Rube Goldberg Machine Contest - Wikipedia

    en.wikipedia.org/wiki/Rube_Goldberg_Machine_Contest

    2000 Fill and seal a time capsule with 20th-century inventions; 1999 Set a golf tee and tee up a golf ball; 1998 Shut off an alarm clock; 1997 Insert and then play a CD; 1996 Put coins in a bank; 1995 Turn on a radio; 1994 Make a cup of coffee; 1993 Screw a light bulb into a socket; 1992 Unlock a lock; 1991 Toast a slice of bread; 1990 Put the ...

  7. History of technology - Wikipedia

    en.wikipedia.org/wiki/History_of_technology

    Electrification spread rapidly in the 20th century. At the beginning of the century electric power was for the most part only available to wealthy people in a few major cities. By 2019, an estimated 87 percent of the world's population had access to electricity. [98] Birth control also became widespread during the 20th century.

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  9. 1999 in science - Wikipedia

    en.wikipedia.org/wiki/1999_in_science

    The year 1999 in science and technology involved some significant events. Aeronautics. February 27 – While trying to circumnavigate the world in a hot air ...