Stephen Hayes asked:
I'm an applied science student at Open University Australia, and I was wondering why magnetic north is not called south as a positive will repel another positive. When a needle is magnetised, it is repelled from the south and is attracted to the north. Is the world really upside down and is Australia really the land down under?
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According to Wikipedia:
There is another wrinkle: The polarity of Earth's magnetic field switches occasionally (on average about twice per million years).
I think it will be easier to keep the current labels on the compass needle - if anyone still has a compass with a physical needle.