John Napier of Merchiston (1550 – 4 April 1617), a Scottish landowner. Best known as the discoverer of logarithms. Napier also made common the use of the decimal point in arithmetic and mathematics.
Copernicus
Nicolaus Copernicus (19 February 1473 – 24 May 1543) was a Renaissance astronomer and the first person to formulate a comprehensive heliocentric cosmology which displaced the Earth from the center of the universe.Copernicus' epochal book, De Revolutionibus Orbium Coelestium , is often regarded as the starting point of modern astronomy and the defining epiphany that began the scientific revolution.
Sir Issac Newton
Sir Isaac Newton (25 December 1642 – 20 March 1726) was an English physicist, mathematician, astronomer, natural philosopher, alchemist and theologian, who has been considered by many to be the greatest and most influential scientist who ever lived. Newton described universal gravitation and the three laws of motion; which dominated the scientific view of the physical universe for the next three centuries.