Posted: Apr 20, 2018 6:48 am
by Thommo
Because a household compass is much easier to get a hold of than emailing a thousand scientists.

You want an experiment to test your hypothesis and there's one you can do very easily with nothing more than a quick trip to the shops to buy a compass and a spare ten minutes this morning, by yourself.

This will easily provide you with the data you need to attempt a falsification of your hypothesis.