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1904: The Fleming valve, the first vacuum tube and diode, is invented by John Ambrose Fleming. 1907: The first free flight of a rotary-wing aircraft is carried out by Paul Cornu. 1907: Leo Baekeland invents bakelite, the first plastic made from synthetic components.
Gersh Budker (1918–1977), Russia – electron cooling, co-inventor of collider. Edward Bull (1759–1798), England – Bull engine (a modified steam engine) Robert Bunsen (1811–1899), Germany – Bunsen burner. Henry Burden (1791–1871), Scotland and U.S. – Horseshoe machine, first usable iron railroad spike.
Timeline of United States inventions (1890–1945) Robert H. Goddard (1882–1945), the American physicist and inventor who built and launched the world's first liquid-propellant rocket on March 16, 1926. [1] Goddard held 214 patents for his inventions and pioneering innovations in liquid-propelled, guided, and multi-stage rockets.
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 1991), after the Fall of the Soviet Union.
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.
Headband: The beginning of headbands was no later than around 475 BC to 330 BC, with the ancient Greeks, who wore hair wreaths. Helepolis: Greek siege tower. Heron's fountain: Heron's fountain is a hydraulic machine invented by the 1st century AD inventor, mathematician, and physicist Heron of Alexandria.
List of Canadian inventions, innovations, and discoveries. Timeline of chemistry. Cheshire inventions, innovations and firsts. List of Chinese discoveries. List of Chinese inventions. List of inventions and discoveries of Neolithic China. Timeline of cosmological theories. List of Croatian inventions and discoveries.
The following is a list of the Four Great Inventions—as designated by Joseph Needham (1900–1995), a British scientist, author and sinologist known for his research on the history of Chinese science and technology.