On October 2, 2006, Charles Roberts entered an Amish schoolhouse and shot ten Amish girls - five died. Later that day, Amish neighbors visited the Roberts family to offer forgiveness.
The unusual life of David Vetter, who lived permanently inside a germ-free environment due to severe combined immunodeficiency.
For 21 years, Chicago mayor Richard J. Daley ruled the city, building the Sears Tower and O'Hare Airport.
A brilliant scientist, Oppenheimer was tasked with the development of the atomic bomb during World War II.
"The Wizard of Menlo Park," Inventor Thomas Edison, built the first practical light bulb and revolutionized the world.
Before he became the first U.S. president, service to the colonies would profoundly change George Washington.
In 1967, thousands of hippies flocked to San Francisco's Haight Ashbury district.
In 1897, Arctic explorer Robert Peary caused a sensation when he returned from Greenland with five Eskimos.
The country's oldest beauty contest has become a battleground and a barometer for the position of women in society.