10:29ancient civilizations and aliensExplainer
Are There Lost Alien Civilizations in Our Past?
Kurzgesagt – In a Nutshell
1 HN recommender
10:29ancient civilizations and aliensExplainer
Kurzgesagt – In a Nutshell
1 HN recommender
20:14silurian hypothesisExplainer
PBS Space Time
1 HN recommender
Energy and environmental questions involve engineering, natural systems and long time scales. These videos cover climate, geology, ecology and the ways energy is produced and used. Explore a topic to understand a physical process or compare approaches to a practical environmental problem.
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