The Earth’s magnetic field

[#1]

Here we go again

http://www.dailymail.co.uk/sciencetech/article-5334421/Earths-magnetic-poles-signs-FLIP.html

[#2]

Core! Flipping heck!

[#3]

Saw this and it confirmed that it's a daily fail story:

and increase cancer rates

Everything gives you cancer, except reading that paper, according to that paper...

[#4]

There has been talk of the poles being about to flip for some time (apparently a flip is overdue).  The magnetic poles do move about slightly over time, e.g. in my lifetime the runways at LHR have changed from being 10/28 to 09/27.