Tag: Geological Activity
Why Earthquakes of the Same Magnitude Feel Different
When the 4.4-magnitude earthquake hit the Los Angeles area on Monday afternoon, residents reported feeling a prolonged quake with significant shaking. However, the magnitude of an earthquake is not the only factor that determines...
Moonquake Activity at Apollo Landing Sites: A Decade of Thousands of Quakes
On July 20, 1969, during the historic Apollo 11 mission, astronauts Buzz Aldrin and Neil Armstrong deployed a passive seismometer on the moon's surface to detect vibrations and moonquakes. This device successfully transmitted data...