Authorities blamed climate change for an Anthrax outbreak in the Arctic Circle of Russia.
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Astronauts on Apollo 15 discovered a rock that could date back to the birth of the moon.
British scientist Joseph Priestley discovered oxygen by removing it from the air.
The Mississippi River Bridge collapsed during rush hour.
Colorado became the 38th state to join the United States of America.
Formula 1 driver Niki Lauda crashed in the German Grand Prix and was hospitalized with near-fatal burns.