Why North and South Sometimes Swap

Подробнее о видео

You might know that the churning metal soup inside Earth’s outer core generates electrical currents, which in turn creates the magnetic field around the Earth - which is the reason you’re not getting fried by cosmic radiation right now.

But what you might not know (ok, I didn't know until recently), is that every so often, that magnetic field actually REVERSES. The North and South Pole sometimes SWAP PLACES. But the coolest part is how we know that...

Some scientists are trying to figure out how to predict the movement of the magnetic field, but thankfully, it protects us on the surface either way!

We made a longer episode about the deep earth and you won’t believe what we find...

#shorts #animation #deepest #science #technology #historyfacts