Misty Copeland becomes the first African American woman promoted to principal dancer in the 75-year history of the American Ballet Theatre, one of the leading classical ballet companies in the world.

On June 30, 1989, the writer-director Spike Lee’s celebrated third feature film, Do the Right Thing—a provocative drama that takes place on one block in Brooklyn’s Bedford-Stuyvesant neighborhood, on the hottest day of the year—is released in select U.

Concorde 001 Offers Unmatched 74-Minute View of Historic Solar Eclipse in 1973

Timekeeping Revolution: 26 Leap Seconds Added Since 1972 to Sync Atomic Clocks with Earth

Tragic End of Soyuz 11: The First Manned Space Station Mission Claims Three Lives

Honoring Major Robert Lawrence: The First African-American in US Space Program Training

First U.S. Plutonium-Fueled Nuclear Reactor Powers Up in Idaho, 1963

Historic Cyclotron Retires After 23 Years, Paving Way for New Research Innovations

Birth of the Corvette: America's Iconic Sports Car Revolutionized by Harley J. Earl

Transistor Innovation Revolutionizes Electronics, Paving Way for Portable Radios in 1954