To get recognised quicker, a scientific theory is submited to a lokal scientific society or a university for publication in its periodical.
The operation of the periscope requires nothing more than the simple geometry of reflection from a plane mirror ... a theory that is well supported by observation and experiment. Its use requires no scientific theory.
Copernicus
Francis Bacon and Rene Descartes
Alfred wegener's theory of continental drift was not accepted by most of the scientific community in his world.
Sternberg (apex)
john dalton developed the atomic theory , which he published in 1803
john dalton developed the atomic theory , which he published in 1803
Francis Bacon.
john dalton
Many different experiments are performed and repeated.
Wegener developed the theory of plate tectonics.
The Continental Drift theory is a theory because there is no evidence to support it. Alfred Wegener developed the Continental Drift theory in the 1800's.
Confirmed hypothesis becomes a theory.
Then, at the beginning of the twentieth century, Frederick Winslow Taylor (1856-1915), one of the most widely read theorists on management, introduced and developed the theory of scientific management.
Cell theory was developed by the scientist because of it's simplicity complicated value, they found out more about cell. So a cell theory was developed.
Scientific management is a theory that analyzes and synthesizes work-flows with the objective of improving labor productivity. This theory was was developed by Frederick Winslow Taylor around the 1800s and 1890s. If this information doesn't help you go on Wikipedia.