After an estimated 5.8 magnitude earthquake rattled Reno yesterday, Nevadans may wonder: what is considered a big earthquake?

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the results of a powerful 7.2 quake in December 1954 are still visible in the landscape near Fallon nearly 70 years later. But in the past six-plus decades, northwestern Nevada hasn't seen any ...

These are continent-size slabs of rock that glide over the planet’s mantle, constantly but very slowly reshaping Earth’s landscape. Though movies like "San Andreas" and "Earthquake" show ...

In mountainous areas, earthquakes can sometimes be amplified by the shape of the landscape. Research by the University of Twente shows that further from the epicenter, the shape of the terrain's ...