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First Seismoscope
Created by the Chinese this device could determine the direction of incoming earthquake waves. -
First Seismometer
First Seismometer created in Italy by Filippo Cecchi. -
First Recorded Earthquake
A Japanese earthquake is recorded in Potsdam, Germany. -
John Milne
John Milne creates a seismograph that is installed in 40 laboratories around the world. -
Earth's Core
Richard Oldham discovers the earths core by studying seismic waves. -
Richter Scale
Charles Richter develops a magnitude scale called the Richter Scale. -
Inge Lehman
Inge Lehman of Denark discovers earth's inner core. -
Largest Earthquake
The Largest earthquake is recorded with a magnitude of 9.5 in Chile. -
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Moon-quakes
Apollo astronauts place a seismograph on the moon and the first moon-quakes are registered.