17:32Cosmology & astrophysics
Cosmology and astrophysics: black holes, dark matter, dark energy, Big Bang, galaxies, stars, gravitational waves, exoplanets, the observable universe, Sabine Hossenfelder, Kurzgesagt.
- Topic: Cosmology & astrophysics
Results for “hypothesis”
3 videos17:32
10:29
20:14What if Humans Are NOT Earth's First Civilization? | Silurian Hypothesis
PBS Space Time
1 HN recommender
Sources and selection
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