Discovery finds the Earth's core is constantly changing the length our day

The length of our day changes slightly over a six-year period. This recent discovery has perplexed scientists for about a decade and now we know the reason for it - it is the Earth core.

Earth core is lopsided

  • 16 Jun 2021

The enhanced growth on one side of the core suggests that something in Earth’s outer core or mantle under Indonesia is removing heat from the inner core at a faster rate than on the opposite side, under Brazil. 

What happens under the Yellowstone Volcano

Recent study shows that beneath the Yellowstone volcano lies a so-called mantle plume: a chimney-like structure that reaches thousands of kilometres deep to the border of the Earth's core and mantle.

There's a Jet Stream Churning in the Earth's Core

Satellite observations of the Earth's magnetic field reveal a fast-moving stream of metal deep inside the planet.