Discover interesting facts about how big earthquakes can get, why earthquakes happen, and why they're so hard to predict.

"It's pretty surreal to walk between two major pieces of Earth's crust that are drifting in different directions," Brooke ...

The modern understanding of the plate tectonic cycle predicts that remnants ... seismic waves as they travel through the Earth—every moment of refraction, diffraction, and reflection of those ...

Maine is not typically associated with significant seismic activity, making Monday's earthquake all the more unusual. Most ...