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YouTube Library/Thumbnails/Why Were Sails So Popular 300 Million Years Ago

YouTube thumbnail for “Why Were Sails So Popular 300 Million Years Ago” by PBS Eons

Why Were Sails So Popular 300 Million Years Ago

PBS Eons945.2K views views

Science & Technology

Published: Sep 1, 2026
Curated: Sep 27, 2026

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YouTube thumbnail for “When Mammals and Reptiles Split” by PBS Eons

When Mammals and Reptiles Split

PBS Eons · 741.3K views

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