Phys.org
What looks like ordinary sand, rocks or snow flowing in one direction can actually hide swirling currents that move in multiple directions beneath the surface…
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For the first time, scientists observed the ‘hidden swirls’ that affect the flow of sand, rocks and snow
Larisa Fleishman
06:20
What looks like ordinary sand, rocks or snow flowing in one direction can actually hide swirling currents that move in multiple directions beneath the surface…
