A schematic depiction of the tilted inner core wobble. Credit: Dr. Ding/Nature Communications. 10.1038/s41467-023-43894-9. Researchers from China have confirmed the existence of an approximately ...

Earth’s spin is not as steady as it looks from the ground. As ice sheets melt and aquifers are drained, scientists now say the planet’s axis has shifted by more than 30 inches, a subtle but measurable ...

In 2019, scientists detected a strange wobble deep below the Earth’s surface that oscillates roughly every 8.5 years. Now, by mapping minute changes in the Earth’s rotation, the team has come up with ...

Earth’s spin is not as steady as it looks. As ice melts and groundwater is pumped from deep aquifers to the surface, the planet’s mass is shifting, and with it the position of the rotational axis that ...

Earth's core isn't exactly aligned with its mantle, which results in a cyclical wobble, new research finds. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

Strange variations across different measurements of the planet's surface have revealed periodic oscillations deep in Earth's heart. By studying minute changes in the length of Earth's day and the ...