Scientists have confirmed that a mysterious Utah earthquake first detected in 1979 really did occur nearly 90 kilometers ...

Scientists at Stanford have unveiled the first-ever global map of rare earthquakes that rumble deep within Earth’s mantle rather than its crust. Long debated and notoriously difficult to confirm, ...

T-waves originate when seismic events beneath the ocean floor impart energy into the water column, generating low-frequency acoustic waves that traverse vast oceanic distances. These tertiary waves ...

Stanford researchers have created the first-ever global map of a rare earthquake type that occurs not in Earth’s crust but in our planet’s mantle, the layer sandwiched between the thin crust and Earth ...

Ethiopia’s Afar and Oromia regions have been hit by several earthquakes and tremors since the beginning of 2025. The strongest, with a magnitude of 5.7, struck on 4 January. The US Geological Survey ...

Earthquakes that jiggle Earth's middle layer may be more widespread than scientists thought. A new map of these mysterious deep earthquakes shows that they occur all around the world and that they may ...