michael_nielsen

I mean, looks like it was just trying to make itself more accurate, which is very considerate, but it really needs to do a right-turn soon ;-)

The Spinning Magnet is good background on this https://www.penguinrandomhouse.com/books/539743/the-spinning-magnet-by-alanna-mitchell/9781101985168/ …

Of all the horrible movies to turn into reality in the last year I reaaaaaallllly hope it isn't The Core this go round

Just time before someone claims its caused by humans.

Uh-oh! It's shutting down and soon we will be showered in high-intensity cosmic ray!

the model of the movement of the earth's magnetic field is failing to predict its movement... this statement changes the focus of the earth doing something wrong to highlight the failing model. this is a knowledge problem, not a geophysical one.

There is a sea of molten nickel bellow the mantle edging up towards the North Pole which is causing the shift, going to take a couple hundred years to rectify itself

Ah. The good ol' geodynamo. Predicting dynamo behaviour is still quite hard. Like any predictions based on badly defined set of nonlinear differential equations.

Global navigation systems…30th Jan @realDonaldTrump

We're on the verge of the inversion