Hermann von Helmholtz (1821-1894) was a polymath of dazzling intellectual range and energy. Renowned for his co-discovery of the second law of thermodynamics an

On January 5, 1845, the Prussian cultural minister received a request by a group of six young men to form a new Physical Society in Berlin. In fields from therm

Hermann von Helmholtz was a towering figure of nineteenth-century scientific and intellectual life. Best known for his achievements in physiology and physics, h