Denis Papin was a French physicist, mathematician and inventor, best known for his pioneering invention of the steam digester, the forerunner of the steam engine, and of the pressure cooker. In 1673, while working with Christiaan Huygens...

Gottfried Wilhelm von Leibniz was a German mathematician and philosopher. He occupies a prominent place in the history of mathematics and the history of philosophy. Leibniz developed calculus independently of Isaac Newton, and Leibniz's...

Sir Isaac Newton was an English mathematician, astronomer, and physicist (described in his own day as a "natural philosopher") who is widely recognised as one of the most influential scientists of all time and a key figure in the scientific...

Swammerdam was a seventeenth century Dutch microscopist and naturalist who is most famous for his microscopic observations and descriptions of insect development that were published posthumously as The Bible of Nature, but is more often ref...

Robert Hooke, natural philosopher, inventor, architect, chemist, mathematician, physicist, engineer. Robert Hooke is one of the most neglected natural philosophers of all time. The inventor of, amongst other things, the iris diaphragm in ca...

Antonie Philips van Leeuwenhoek was a Dutch tradesman and scientist. He is commonly known as "the Father of Microbiology", and considered to be the first microbiologist. He is best known for his work on the improvement of the microscope and...

Christiaan Huygens was a prominent Dutch mathematician and scientist. He is known particularly as an astronomer, physicist, probabilist and horologist. Huygens was a leading scientist of his time. His work included early telescopic studi...

The Honourable Robert Boyle was an Irish natural philosopher, noted for his work in physics and chemistry. He was an alchemist; and believing the transmutation of metals to be a possibility, he carried out experiments in the hope of effect...

Blaise Pascal was a French mathematician, physicist, inventor, writer and Catholic philosopher. He was a child prodigy who was educated by his father, a tax collector in Rouen. Pascal's earliest work was in the natural and applied sciences...

Napier's bones are an abacus invented by John Napier for calculation of products and quotients of numbers. Also called Rabdologia. Napier published his invention of the rods in a work printed in Edinburgh at the end of 1617 also entitle...

John Wallis was an English mathematician who is given partial credit for the development of infinitesimal calculus. Between 1643 and 1689 he served as chief cryptographer for Parliament and, later, the royal court. He is also credited with...

Pierre de Fermat was a French lawyer at the Parlement of Toulouse, France, and a mathematician who is given credit for early developments that led to modern calculus. In particular, he is recognised for his discovery of an original method o...

Bonaventura Francesco Cavalieri was an Italian mathematician. He is known for his work on the problems of optics and motion, work on the precursors of infinitesimal calculus, and the introduction of logarithms to Italy. Cavalieri's principl...

René Descartes was a French philosopher, mathematician, physicist, and writer who spent most of his adult life in the Dutch Republic. He has been dubbed the "Father of Modern Philosophy", and much of subsequent Western philosophy is a respo...

Andreas Cellarius was a Dutch-German cartographer, best known for his Harmonia Macrocosmica of 1660, a major star atlas, published by Johannes Janssonius in Amsterdam. He was born in Neuhausen (now a part of Worms), and was educated in H...