This stylish jacketed hardback introduces 100 of these giants of scientific discovery: the men and women who, often in the face of extreme skepticism or worse, have striven and succeeded in pushing back the boundaries of human knowledge. Ranging across the spectrum of scientific endeavor, from the cosmology of Copernicus and Galileo, to the medical revolutions of Hippocrates and Galen, it includes the fields of physics, biology, chemistry and genetics.