Nobody knew what they are, and whether they are only a temporary phenomenon, or if they have been sitting there for millions ...

Research on hidden structures deep within Earth’s mantle challenges theories about our planet’s middle layer and could ...

Recent research suggests Earth's inner core, primarily composed of iron and nickel, may not be entirely solid. Scientists ...

Larger building blocks would also make the supercontinents more rigid, keeping them separate from mantle ... act as anchors at the base of the core-mantle boundary and have survived mantle ...

"We have known for years that these islands are located at the boundary between the Earth's core and mantle. And we see ... due to a specific structure and separate it from the wave speed (i.e ...

“We have known for years that these islands are located at the boundary between the Earth’s core and mantle ... due to a specific structure and separate it from the wave speed (i.e. how ...

The two giant blobs — one beneath the Pacific Ocean and one beneath Africa — lie at the boundary between Earth's mantle and its outer core, some 1,900 miles (3,000 kilometers) beneath the surface.

Earth’s mantle behaves like a slow-moving fluid, but that hasn’t stopped two vast regions at its base from maintaining a separation ... occur away from plate boundaries. The knowledge that ...

"We have known for years that these islands are located at the boundary between the Earth's core and mantle. And we see that seismic waves slow down there," Deuss said. "The waves slow down ...