Fish, birds, reptiles, amphibians, and even a few mammals rely on magnetoreception for navigation. But the exact mechanism ...
"The cells we describe are ideally equipped to detect magnetic fields using electromagnetic induction—enabling pigeons to find their way home using the same physical principle which permits the ...
The movement of the magnetic North Pole is the result of the Earth having an active core. The inner core, starting about 3,200 miles below your feet, is solid and under such immense pressure that it ...
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