Science (General).--Biography.

Jagadish Chandra Bose was an Indian scientist and inventor who conducted pioneering work in the field of electromagnetic and radio waves.

Christiaan Huygens discovered the rings of Saturn and the surface markings on Mars, and invented the world's first accurate mechanical chronometer.

Louis Pasteur discovered the process of pasteurization, and developed vaccines for anthrax, chicken cholera, and rabies.

Sir Benjamin Thompson, Count Rumford conducted some of the earliest experiments in the field of thermodynamics. He also invented the double boiler, thermal underwear, and more.

Evangelista Torricelli was an Italian physicist and mathematician whose experiments with atmospheric pressure led to the invention of the barometer.