Professor Brian Cox uses the Perito Moreno glacier in Patagonia, Argentina to help explain the Arrow of Time; a concept that tells us why sequences happen in the order they do.
From wikipedia: “Entropy is the only quantity in the physical sciences… that requires a particular direction for time… Hence, from one perspective, entropy measurement is a way of distinguishing the past from the future.”
The power and beauty of irreversible change. There is poetry in science.
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