Are subterranean lifeforms viable on Mars? A new interpretation of Martian seismic data by scientists Ikuo Katayama of ...

These studies show that Mars is bombarded by meteorites far more often than previously thought — about 2.5 times more ...

Scientists Ikuo Katayama from Hiroshima University and Yuya Akamatsu from the Research Institute for Marine Geodynamics ...

Giant regions of the mantle where seismic waves slow down may have formed from subducted ocean crust, a new study finds.

A new seismic study of Singapore could guide urban growth and renewable energy development in the coastal city nation, where ...

Traditional EEW systems rely on models that establish empirical relationships between early seismic wave characteristics and ...

"Waves on Water" explores the dynamics of waves, including their formation, movement, and interaction with the environment. It explains how wind generates waves, how these waves travel across water, ...

Deep beneath Earth’s surface, researchers have discovered an ancient seafloor buried for millions of years. This unexpected find, detected through seismic waves, offers new insight into Earth’s ...

Good thing the place is closed, otherwise I would have lost money.” Just minutes after the strong 4.4 magnitude tremor, ...

THE velocity of longitudinal waves in the earth increases with depth down to the core, at a depth of about 2,900 km., where there is a discontinuous drop from 13·7 km. to about 8 km. per sec.