they use magnets dummy
the North pole and the south pole would both reflect them
they don't exist anymore though, they were just sticks sailors used to tell direction.
then explain this https://img.purch.com/w/660/aHR0cDovL3d3dy5saXZlc2NpZW5jZS5jb20vaW1hZ2VzL2kvMDAwLzA5OS81OTgvb3JpZ2luYWwvZmxhdC1lYXJ0aC1OTy1SRVVTRS5qcGc=
Boomerangs we are evolved to come straight back due to our bone structure and density to the earth
Come on bacon you should know better. Australia isn't actually a real place.
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