Robert Moses fueled some of the most ambitious -- and controversial -- public works projects ever conceived.
The story behind the development of the oral contraceptive that put women in control of birth control.
Meet the genius engineer and inventor whose technology helped create our wireless world.
The most daring and innovative accomplishment at the turn of the 20th century.
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.
During World War II, more than a thousand women signed up to fly with the U.S. military as WASPS.
Engineered by William Barclay Parsons, the 21-mile, four-track route of the New York City Subway was the largest public works project in history.