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2004: First podcast, invented by Adam Curry and Dave Winer, is a program made available in digital format for download over the Internet and it usually features one or more recurring hosts engaged in a discussion about a particular topic or current event. [543] [544] [545] 2005: YouTube, the first popular video-streaming site, was founded
This timeline of time measurement inventions is a chronological list of particularly important or significant technological inventions relating to timekeeping devices and their inventors, where known. Note: Dates for inventions are often controversial. Sometimes inventions are invented by several inventors around the same time, or may be ...
1836: Induction coil invented by Nicholas Callan. [21] 1838: Screw-pile lighthouse invented by Alexander Mitchell. [22] 1843: Quaternion discovered by William Rowan Hamilton. [23] 1844: Hypodermic needle invented by Francis Rynd. [24] 1846: Cup anemometer invented by Thomas Romney Robinson. [25] 1848: Kelvin scale invented by William Thomson. [26]
From 1836 to 2011, the United States Patent and Trademark Office (USPT granted a total of 7,861,317 patents [8] relating to several well-known inventions appearing throughout the timeline below. Some examples of patented inventions between the years 1890 and 1945 include John Froelich's tractor (1892), [9] Ransom Eli Olds' assembly line (1901 ...
Engineers during World War Two test a model of a Halifax bomber in a wind tunnel, an invention that dates back to 1871.. The following is a list and timeline of innovations as well as inventions and discoveries that involved British people or the United Kingdom including the predecessor states before the Treaty of Union in 1707, the Kingdom of England and the Kingdom of Scotland.
An example of ice cream soda is the root beer float. In 1874, the ice cream soda was invented by Robert M. Green of Philadelphia. Green's invention paved the way for the soda fountain industry to flourish and for many new spoon novelties such as ice cream sundaes to be created. [208] 1874 Quadruplex telegraph
German scientist Otto von Guericke invented a device that creates static electricity. This is the first ever electric generator. 1705: English scientist Francis Hauksbee made a glass ball that glowed when spun and rubbed with the hand 1720: English scientist Stephen Gray made the distinction between insulators and conductors. 1745
The following articles cover the timeline of United States inventions: Timeline of United States inventions (before 1890), before the turn of the century; Timeline of United States inventions (1890–1945), before World War II; Timeline of United States inventions (1946–1991), during the Cold War; Timeline of United States inventions (after ...
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