Scientists

Johannes Kepler, German astronomer (1571-1630). Kepler devised the three fundamental laws of planetary motion. These laws were based on detailed obser...

A portrait of Copernicus, the astronomer.

Illustration of Pierre Curie (1859-1906), a French physicist renowned for his study of crystallography, magnetism, piezoelectricity, and radioactivity...

David Brewster (1781-1868), Scottish physicist. Brewster was a child prodigy, and studied for the ministry of the Church of Scotland. Because he was a...

Johann Kepler (1571-1630), German astronomer. Kepler formulated the three fundamental laws of planetary motion based on the detailed observations of t...

Sir Isaac Newton, President of the Royal Society and an English mathematician, philosopher, and scientist. Colorized version of 9A8188.

A wood engraving of Aristotle (384-322 BC), the ancient Greek philosopher who wrote on everything from poetry to physics, rhetoric, logic, zoology, bi...

Newton analyzing the Ray of light. Colorized version of 9L6458.

Democritus of Abdera (470-400 BC), Greek philosopher and the father of atomic theory. Democritus published works on ethics, physics, mathematics, cosm...

Johannes Kepler, German astronomer (1571-1630). Kepler devised the three fundamental laws of planetary motion. These laws were based on detailed obser...