Mountains Bigger Than Everest May Lie Deep Inside Earth
Scientists used the second largest earthquake on record to glimpse the terrain 410 miles under our planet's surface.
Mysterious Waves Rippled Across the Earth and Scientists Don't Know Why
Some seismologists have speculated the strange waves could be related to volcanic activity.
Preparing for Japan's Next Tsunami
The island nation’s new warning system will broadcast qualitative alerts like takai and kyodai ("high" and "huge") during future Pacific megathrust earthquakes, to better urge people to evacuate before the waves come.
NASA's Launching a Lander That Will Dig on Mars
Mars InSight will be the first interplanetary mission to lift off from the West Coast.
Mount St. Helens Is ‘Recharging’ With Magma, Say Geologists
“The volcano is still very much alive.”
North Korea Is So Afraid of This Volcano, It Asked Western Scientists for Help
The rumblings of an enigmatic volcano have brought geologists from North Korea and the West together for a rare moment of scientific diplomacy.
Researchers Are Making an App to Predict Earthquakes
A new citizen science project might help us be better prepared for earthquakes.
Listen to Seismic Waves from the Depths of the Earth
The Seismic Sound Lab turns data from seismometers, recording things like the Tōhoku earthquake, into a visual and auditory experience.
Five Years Later: Italian Supreme Court Lets Earthquake Scientists Off the Hook
The seismologists had been handed down six-year jail terms for failing to predict a quake.
New Imagery Reveals That Mount St. Helens Is Sitting Atop a Small Sea of Magma
Evidence for a Pacific-Northwest supervolcano?
We Asked a Seismologist How Fucked California Would Be in a 'San Andreas'–Style Earthquake
What can a Dwayne Johnson movie teach California about disaster preparedness?
Human Activity Is Causing Significantly More Earthquakes
The rate of induced earthquakes is rising so rapidly that the US Geological Survey now includes them in their hazard models.