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'Magnetic fossils may have internal GPS system to travel long distances'
Hindustan Times Amritsar
|November 18, 2025
Microscopic magnetic fossils found in North Atlantic seafloor sediments may represent components of an internal “GPS system” for an ancient marine creature that used Earth’s magnetic field to navigate long distances, according to scientists.
The researchers said the fossils — about 50 times smaller than the width of a human hair — are made of a strongly magnetic iron-bearing mineral called magnetite.
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