us-geological-survey

Earthquake

Earthquake Madness: Shaking Things Up in California and Arizona

The ground is literally moving! Get ready for some seismic surprises in California and Arizona. Find out how earthquakes and geometry are connecting in unexpected ways!

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Tonga earthquake

Tonga Rocks: Earthquake Hits Just as Leaders Gather!

An unexpected 6.9 magnitude earthquake hits Tonga as Pacific leaders meet, shaking up more than just hands!

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