Coolest thing I came across this morning
This is sand, magnified:
Dr. Gary Greenberg’s photographs magnify grains of sand 100 to 300 times, exposing swirling microscopic shells, eroded crystals and colorful coral fragments.
This is sand, magnified:
Dr. Gary Greenberg’s photographs magnify grains of sand 100 to 300 times, exposing swirling microscopic shells, eroded crystals and colorful coral fragments.
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