Tell us what you think of the flu — do you think there is a significant threat of a major outbreak today like there was in 1918?
At the height of segregation, an unlikely alliance between a black medical genius and a white surgeon led to a pioneering medical breakthrough.
George Eastman introduced the Kodak and Brownie camera systems and transformed photography into something anybody could do.
Major Walter Reed's discovery in 1900 that mosquitoes spread yellow fever halted an outbreak and led to the disease's eventual eradication.
The story behind the development of the oral contraceptive that put women in control of birth control.
In 1960, Francis Gary Powers' U-2 spy plane was shot down over the Soviet Union.
How do you manage weapons of mass destruction without being destroyed by them?
"The Wizard of Menlo Park," Inventor Thomas Edison, built the first practical light bulb and revolutionized the world.
When two passenger ships collide off Nantucket in 1909, 1,500 people rely on 26-year-old Jack Binns to operate a new technology - wireless telegraphy - to save them all.