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The first known geared clock was invented by the great mathematician, physicist, and engineer Archimedes during the 3rd century BC. Archimedes created his astronomical clock, [ 17 ] [ citation needed ] which was also a cuckoo clock with birds singing and moving every hour.
The Shortt–Synchronome clock, an electrical driven pendulum clock designed in 1921, was the first clock to be a more accurate timekeeper than the Earth itself. [167] A succession of innovations and discoveries led to the invention of the modern quartz timer. The vacuum tube oscillator was invented in 1912. [168]
Pendulum clock conceived by Galileo Galilei around 1637. The earliest known pendulum clock design, it was never completed. Vienna regulator style pendulum wall clock. A pendulum clock is a clock that uses a pendulum, a swinging weight, as its timekeeping element. The advantage of a pendulum for timekeeping is that it is an approximate harmonic ...
Herman Henlein (older brother) Peter Henlein (also spelled Henle or Hele) [ 1 ] (1485 - August 1542), a locksmith, clockmaker, and watchmaker of Nuremberg, Germany, is often considered the inventor of the watch. [ 2 ][ 3 ] He was one of the first craftsmen to make small ornamental portable clocks which were often worn as pendants or attached to ...
In addition to his mathematical and mechanical works, Huygens made important scientific discoveries: he was the first to identify Titan as one of Saturn's moons in 1655, invented the pendulum clock in 1657, and explained Saturn's strange appearance as due to a ring in 1659; all these discoveries brought him fame across Europe. [17]
Benjamin Banneker (November 9, 1731 – October 19, 1806) was an African-American naturalist, mathematician, astronomer and almanac author. A landowner, he also worked as a surveyor and farmer. Born in Baltimore County, Maryland, to a free African-American mother and a father who had formerly been enslaved, Banneker had little or no formal ...
Wilhelm Schickard. Wilhelmus Schickart (painted 1632) Wilhelm Schickard is holding a hand planetarium (or orrery) of his own invention. It was painted in 1632, 8 years after his last calculating clock drawing. Wilhelm Schickard (22 April 1592 – 24 October 1635) was a German professor of Hebrew and astronomy who became famous in the second ...
The clock would have either run out or down to a second or two, leaving no time for anything other than a Hail Mary or about a 48-yard field goal attempt (assuming another 5-yard penalty) — on ...