The loss of the Challenger came almost exactly 19 years after the crew of Apollo 1—Gus Grissom, Edward White, and Roger Chaffee—were killed when a fire swept through their capsule during a launch simulation on January 27, 1967.
What are the pros and cons of putting humans into space?
A Nonviolent Protest Against Segregation
On the afternoon of February 1, 1960, four African American university students—Ezell Blair, Jr., Franklin McCain, Joseph McNeil, and David Richmond—purchased some items from Woolworth’s general store in Greensboro, North Carolina, and sat at the “whites only” lunch counter in the store’s dining area. The Greensboro Four, as the men came to be called, remained seated while their orders were refused by the waitstaff. They returned the next day, accompanied by some 20 other Black university students, beginning a widespread sit-in movement.