Episode
2010 - How the Universe Works
S04E08 The First Oceans
For years, scientists suspected that the oceans came from molecules delivered to Earth from distant stars by asteroids, but a new discovery suggests that their true origins may be more exotic. themoviedb
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ក្រដាសផ្សព្វផ្សាយ
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Backdrops
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តំណដែលគួរឲ្យចាប់អារម្មណ៍
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អត្ថបទរឿង
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ថ្រេល័រ