Most of the Earth’s surface is covered by ocean. This vast expanse of water still holds many mysteries. One such mystery is ...
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A strange sound echoing through the ocean leads scientists to what might be the loneliest creature on Earth
In 1989, the U.S. Navy detected an unusual sound under the ocean’s surface. This sound, unlike anything previously recorded from whale calls, came from a frequency of 52 Hz. For over a decade, ...
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