(Paperback)

Traces the life and work of the British biologist made famous by his controversial theory of natural selection.

(Paperback)

Obsessive, vindictive, and secretive, Issac Newton was also brilliant. He invented calculus and figured out the scientific explanation of gravity in 17th-century England, a time of plague, the Great Fire of London, and two revolutions. Illustrations.

(Paperback)

Painter, sculptor, anatomist, and inventor--Leonardo da Vinci explored all areas. His notebooks are mind-boggling evidence of a 15th-century scientific genius standing at the edge of the modern world, basing his ideas on observation and experimentation. Illustrations.

(Paperback)

Benjamin Franklin may be best remembered as one of America's Founding Fathers, but he was also a "natural philosopher" (the term for scientists back in the 1700s) whose experiments led to important discoveries about the nature of electricity. Illustrations.