In 1994, a huge 8.2 magnitude earthquake struck Bolivia. Scientists now use data from this quake to provide fascinating insights into Earth's interior.
Seismologists may have to completely change their models for the area based on latest findings.
The latest results could help to improve earthquake forecasting in the short term.
In 1906, a powerful 7.9 magnitude earthquake caused the deaths of up to 3,000 people and destroyed more than 80 percent of the city of San Francisco.
Geologists have identified a new type of fault movement at San Andreas.
"It's so flat and white and boring in every direction but underneath you is a mountain range as big as the Pyrenees."
Hawaii's National Guard has stepped in to help evacuations as authorities fear the lava is not slowing down yet.
If you live in Berkeley, Oakland, Fremont, Hayward or anywhere nearby, be prepared.
In 2017, a magnitude 7.1 earthquake struck Mexico City, toppling 40 buildings and killing over 300 people.
Mapping where thick layers of rock are full of pressurized water can help scientists understand what's happening beneath the surface.
Nearly 7,000 earthquakes occurred between 2014 and 2016.
"Yellowstone is just a very swarmy place."
"We're concerned that when the next earthquake occurs, there will be a lot of earthquakes."
"There's currently no way to get a message quickly enough from our system to the public because none of our systems were built for speed."
Three earthquakes rocked California on Thursday.
The crystals carry a memory of environmental changes the way trees do with their rings.
Geology experts are keeping a close watch on the situation.
"It's beyond comprehension."