Earth’s Core Spins Faster Than Surface | Chicago News

Earth’s inner core is spinning faster than the planet’s surface — a discovery made by tracking seismic waves from earthquakes over 50 years. This isn’t entirely new, but fresh data reveals the core’s rotation fluctuates, even slowing recently — a tiny shift that could subtly lengthen our days. Deep beneath our feet, this molten iron and nickel ball, which has been churning for billions of years, may also influence Earth’s magnetic field — vital for shielding us from solar radiation. It’s a reminder that even solid ground is part of a dynamic, evolving system we’re only beginning to understand. Listen in comfort:Get a discount on a Soli Pillow: http://solipillow.com/discount/dnn. Advertise on DNN:[email protected] This is an automated, high-level news summary based on public reporting.Report issues to [email protected]. View sources & latest updates:https://sources.thednn.ai/1d8bf4e84f13a420