Magnetic Variation. Send any friend a story. ... The magnetic compass, on the north shore of Lake Superior and particularly in surveying around Duluth, is a very zig-zag kind of guide.

Every five years, NOAA issues new compass-variation figures based on the current location of the magnetic North Pole. ©️Scott Kerrigan/www.aquapaparazzi.com Our planet’s northern magnetic pole is not ...

Monarch butterflies have a keen sense of direction, even on cloudy days. This is because they have a magnetic compass to direct their migration in addition to navigating by the position of the sun ...

Our rating: False. Based on our research, we rate FALSE the claim that a compass wouldn't work if Earth is spherical. Compasses orient themselves to the Earth's magnetic field lines.

With a compass, you can find out which way a magnetic pole is—and from that, you can approximate other directions such as where south, east and west are as well. On supporting science journalism ...