The water clock of Ancient Egyptian was an dual-use instrument. It has been used to indicate the time and also keep track of how long a person speaks at a courtroom in speeches. Origins of Egyptian water clock The water clock was invented by.
Ctesibius Of Alexandria: Greek physicist and inventor, the first great figure of the ancient engineering tradition of Alexandria, Egypt. Ctesibius was the son of a barber. The discovery of the elasticity.
The Greek engineer who invented the steam engine 2,000 years ago