Earth’s magnetic field nearly collapsed long ago. What saved it explains why life survived and why the planet remains ...

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 ...

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

Add Yahoo as a preferred source to see more of our stories on Google. Earth's magnetic field is like an invisible shield that protects our planet from solar and cosmic radiation. While it might not be ...

Our protective blanket helps shield us from unruly space weather. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Earth's magnetic field — also ...