A small but evolving dent in Earth’s magnetic field can cause big headaches for satellites. Earth’s magnetic field acts like a protective shield around the planet, repelling and trapping charged ...

Africa is separating into two – and the split likely started tens of millions of years ago, according to a new study. By studying magnetic data, scientists at Keele University have discovered evidence ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Using 11 years of magnetic field measurements from the ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. Nov 28, 2025, 07:59am EST Map of the strength of the Earth's ...

Magnetic fields play an important—if sometimes underappreciated—part in planetary systems. Without a strong magnetic field, planets can end up as a barren wasteland like Mars, or they could indirectly ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The sun likes to remind us that Earth is merely one part of a joined ...

The reversal could actually have a beneficial effect on Earth. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The sun is on the verge of a ...