In September 2023, a global seismic mystery began to unfold. Every 90 seconds, the Earth pulsed with a strange, low-frequency ...

Is Earth's inner core solid or liquid? While the inner core is extremely hot, experts have known that it is solid for many ...

Earthquakes, volcanic eruptions, shifting tectonic plates—these are all signs that our planet is alive. But what is revealed deep inside Earth surprises laymen and scientists alike: Almost 3000 ...

Illustration of Earth's interior. Seismologists may have determined the origin of a strange type of seismic wave. Michael Thorne, University of Utah ...

Two Australian scientists argue in a new paper that within the Earth’s core, based on measurements of waves reverberating along the Earth’s diameter, is an innermost inner core, about 800 ...

Mantle plumes were the implicit link in previous studies relating BLOBS to giant volcanic eruptions. Their shape is a bit ...

When seismic waves encounter unusual structures in the mantle, changes in wave speed provide seismologists with clues about Earth’s deep interior. Over the decades, seismic data revealed that ...

Structures that scatter seismic waves deep in Earth's mantle seem to be everywhere researchers look. Comments (0) When you purchase through links on our site, we may earn an affiliate commission.

Earth's interior is cooling faster than expected. Jan 14, 2022. A new way of looking at the Earth's interior. ... Seismic waves accelerate in the D" layer, about 2,700 km deep, ...

They have demonstrated why earthquake waves change abruptly at a depth of 2,700 kilometres at the so-called D‘’ layer. The reason for this is a type of solid rock that nevertheless flows. This mineral ...