Nowhere is there as little underwater noise as in the South Pole Army. Therefore, researchers from the Alfred Wegener Institute there are investigating the sound communication of marine mugs.
Source: Alfred Wegener Institute, Helmholtz Center for Polar and Marine Research

Discover 321 astonishing science facts! From astronomy to mathematics – for curious heads and science fans. Become smart and entertaining!
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Discover 321 astonishing science facts! From astronomy to mathematics – for curious heads and science fans. Become smart and entertaining!