Core Discoveries: Extreme Experiments Unlock Earth’s Inner Secrets
Scientists have more accurately constrained the composition of the Earth’s core by performing sound-velocity measurements at double the pressure of previous ones. Building on a…
Seismology News
A Seismic Shift: NASA’s InSight Mission Unlocks Secrets of Mars’ Core
In 2021, a pair of quakes sent seismic waves deep into the Red Planet’s core, giving scientists the best data yet on its size and…
Mars’ Hidden Depths: NASA’s InSight Lander Unmasks the Red Planet’s Liquid Core
New NASA InSight research reveals that Mars has a liquid core rich in sulfur and oxygen, leading to new clues about how terrestrial planets form,…
The Heart of Mars: Seismic Waves Reveal the Red Planet’s Inner Secrets
Researchers have gained new insights into Mars’ liquid core, discovering that it is slightly denser and smaller than previously believed, and contains a mixture of…
Seismic Sleuths Reveal Earth’s Secret Mountains: A Hidden World Beneath Our Feet
Researchers from The University of Alabama discovered a dense layer of ancient ocean floor, or ultra-low velocity zone (ULVZ), between Earth’s core and mantle using…
Revolutionizing Disaster Prevention: New Earthquake Prediction Model Unveiled by Scientists
A new earthquake model has been developed by Northwestern University that considers the full history of a fault’s earthquakes to better forecast the next one….
Uncovering the Secrets of Mars: Two Major Meteorite Impacts Reveal Insights into the Red Planet’s Interior
By studying seismic and orbital data from two major meteorite impacts in late 2021, the international teams of NASA’s InSight and Mars Reconnaissance Orbiter missions…
Seismic Waves Reveal Surprising New Information About Mars
Researchers have observed seismic waves traveling throughout the surface of a planet other than Earth for the first time after two large meteorite impacts on…
Evading Volcanic Disaster: Monitoring “Frothy” Magma Gases for Eruption Signals
The composition of gases could forewarn of increased volcanic activity. Volcanic eruptions are dangerous, but unfortunately, they are also difficult to predict. Now, a team…
Mars’ Interior: Deep Planetary Scan Confirms Martian Core
A new method to scan the deep interior of planets in our solar system to confirm whether they have a core at the heart of…
Large Meteorite Impacts on Mars: Seismic Waves Observed on Surface of a Planet Other Than Earth for the First Time
What Seismic Waves Reveal About the Martian Crust Scientists have observed, for the first time, seismic waves propagating along the surface of a planet other…
Predicting Earthquakes: Slight Shifts in Magnetic Field Preceded California Quakes
Magnetometers detected faint signals that may improve our understanding of what happens before earthquakes and offer promise for early detection. Scientists studying intermediate to large…
A Global Tsunami: How Did the Tonga Tsunami Jump From Ocean to Ocean?
Scientists explain an unusual tsunami. A new study published in the journal Nature describes the process that produced and propagated an unusual tsunami following the catastrophic…
Changes in Earth’s Outer Core Revealed by Seismic Waves From Earthquakes
Theory underpins our understanding of convection in the Earth’s outer core and its function in controlling the planet’s magnetic field. Convective flows or how they…
High Resolution Imaging Reveals Puzzling Features Deep in Earth’s Interior
New research led by the University of Cambridge is the first to obtain a detailed ‘image’ of an unusual pocket of rock at the boundary…
The Far Side of Mars Rocked by Two of the Largest Marsquakes Ever Recorded
NASA’s InSight lander’s seismometer on Mars has recorded two of its strongest seismic events to date: a magnitude 4.2 and a magnitude 4.1 marsquake. The…
Diamonds That Formed Deep in the Earth Could Help Explain Earthquake Mystery
What Can Deep Diamonds Tell Us About Deep Earthquakes? Diamonds that formed deep in the Earth could help seismologists answer a decades-old question: could fluids…
Planet-Scale MRI: High-Resolution Illumination of Earth’s Interior Down to the Planet’s Core
High resolution illumination of Earth’s interior down to the planet’s core with 3D global numerical simulations. Earthquakes do more than buckle streets and topple buildings….
