Since its debut, 640 episodes of The Simpsons have been broadcast. It is the longest-running American sitcom, and the longest-running American scripted primetime television series in terms of seasons and number of episodes.
Star Wars was released in theatres in the United States on May 25, 1977. It earned $461 million in the U.S. and $314 million overseas, totaling $775 million. It surpassed Jaws (1975) to become the highest-grossing film of all time.
Rachel Carson’s Silent Spring, which in 1962 exposed the hazards of the pesticide DDT, eloquently questioned humanity’s faith in technological progress and helped set the stage for the environmental movement.