The first around-the-world air race was sponsored to prove that the airplane had a commercial future. Four pilots took off from Seattle and two returned 175 days later.
The most daring and innovative accomplishment at the turn of the 20th century.
George Eastman introduced the Kodak and Brownie camera systems and transformed photography into something anybody could do.
A gripping tale of medical intervention gone awry, and one of the most barbaric mistakes of modern medicine.
The story behind the development of the oral contraceptive that put women in control of birth control.
The effort of pioneering researchers to conceive babies through in vitro fertilization.
Major Walter Reed's discovery in 1900 that mosquitoes spread yellow fever halted an outbreak and led to the disease's eventual eradication.
While the U.N. debated strategies for control of atomic energy, the U.S. Navy was preparing for nuclear tests on Bikini Island.
"The Wizard of Menlo Park," Inventor Thomas Edison, built the first practical light bulb and revolutionized the world.