1977 - The last episode of "The Mary Tyler Moore Show" aired. The show premiered on CBS on Sept. 19, 1970 and won 29 Emmy Awards during its 7-year run.
Fact of the Day
Cerro Rico in Bolivia has been an active silver mine for nearly 500 years. Workers there have a life expectancy of about 40 years due to dust inhalation and mercury poisoning.
Nature Oddities
Many species of sharks can be rotated in order to subdue them, thanks to a defensive mechanism known as tonic immobility. Turning them disorients them, their muscles relax, and they go into a kind of trance until they’re released.
Food and Drink
Broccoli only became available in grocery stores in the UK and Ireland in the late 1970s.