New research suggests that Earth's inner core may not be as solid as previously believed. Scientists studying seismic waveforms have discovered structural changes in the core, which challenge ...

A new study of decades worth of seismogram data shows that the surface of Earth’s iron and nickel core is more malleable than ...

This Google Maps image captured in 2021 revealed a mysterious, triangular dark patch in the middle of the Pacific Ocean, ...

First, a few basics. The Earth’s inner core, which is smaller than the moon, is solid iron and nickel. It’s surrounded by a layer of molten metal known as the outer core, followed by the Earth’s ...