science
The Earth’s Magnetic Poles Are Not About to Flip, and Here’s Why

Despite recent panic surrounding the potential reversal of our planet’s magnetic poles, new evidence suggests it’s probably not the impending doom it sounds like. Read More >>

science
Scientists Are Building a Mini-Earth With 8 Tonnes of Spinning Liquid Sodium

Admit it, you don’t really understand why the Earth has a magnetic field. Sure, movement inside the Earth’s outer core is creating a electric current, generating a magnetic field through it. But what’s causing this movement? Read More >>

science
What Was Going On With Earth’s Magnetic Field A Billion Years Ago?

We know about our North and South poles, but what about an East, West, or slightly-to-the-left pole? According to new research published in Geophysical Research Letters, around 1 billion years ago, that might have been a possibility. Read More >>

maps
This Company Uses Earth’s Magnetic Field to See Inside Buildings

By measuring the "magnetic fingerprint" of any building in the world, the Finnish company IndoorAtlas can conjure up a precise indoor map of any building. Read More >>

science
Why We Renumber Runways When the Earth’s Magnetic Field Shifts

The FAA can make the rules about air travel in the US (god no inflight calls, please), but it's still beholden to the whims of earth's shifting magnetic field. Runways are named after their compass orientations to help pilots navigate. A changing magnetic field, however, means they now have to be renumbered. Read More >>