This amounts to one earthquake hitting the region every three minutes.
A supervolcano is a large volcano that has had an eruption of magnitude 8 or more
"We're concerned that when the next earthquake occurs, there will be a lot of earthquakes."
Geology experts are keeping a close watch on the situation.
Earthquakes are essentially impossible to predict, and that's still true no matter what the headlines say.
Current earthquake warning systems can only offer people seconds to take shelter.
Scientists discover a geological structure in the Shumagin Gap similar to the one that produced the deadly Tohoku earthquake.