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Science

(6,221 posts)

3. Thank you! I will not toss my handy dandy magnetic compass LOL

Sun May 26, 2019, 01:48 PM

May 2019

But this type of magnetic shift could have been disastrous for Christopher Columbus and Vasco De Gama contemporary era sailors.

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Is the magnetic shift man made or is it at140 May 2019 #1

Way, way, way beyond our control JHB May 2019 #2

Thank you! I will not toss my handy dandy magnetic compass LOL at140 May 2019 #3

You are above average in at140 May 2019 #5