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The Tilt-A-Whirl was invented in 1926 by Herbert Sellner, who first operated it at an amusement park in White Bear Lake, Minnesota. More than likely, Sellner discovered its unpredictable dynamics not through mathematical analysis but by building one and trying it out. [201] 1926 Garage door opener. A residential garage door opener.
Pages in category "American inventions" The following 200 pages are in this category, out of approximately 828 total. This list may not reflect recent changes .
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
Artificial satellites and space probes in the 1950s Year Date Origin Name Launch vehicle Status Description Mass 1957 October 4 Soviet Union: Sputnik 1: Sputnik-PS: Success: The first human-made object to orbit Earth. 83.6 kg (183.9 lb) November 3 Soviet Union: Sputnik 2: Sputnik-PS: Success: The first satellite to carry a living animal, a dog ...
1957: The first artificial satellite, Sputnik 1, is launched. 1958 – 1959: The integrated circuit is independently invented by Jack Kilby and Robert Noyce. 1959: The MOSFET (MOS transistor) is invented by the Egyptian Mohamed Atalla and the Korean Dawon Kahng at Bell Labs. It is used in almost all modern electronic products. It was smaller ...
To give you a glimpse of how amazing this connection can be, here's a list of man-made objects that fit the bill. #1 Bird Safe Glass Every day, hundreds of birds die from flying into glass windows.
The oldest artificial object still in space. USA Vanguard 1: 4 January 1959: First rocket to reach Earth escape velocity. First spacecraft to attempt to impact the Moon's surface. First artificial object in heliocentric orbit. First detection of solar wind. USSR Luna 1: 17 February 1959: First weather satellite. USA (NRL) Vanguard 2: 7 August 1959
A map may prove that Marco Polo discovered America more than two centuries before Christopher Columbus. A sheepskin map, believed to be a copy of the 13th century Italian explorer's, may indicate ...