1 Temporada
46 Episodio
Crash Course History of Science - Season 1 Episode 20 Episodio 20
It's Earth Science time!!!! In this field, natural philosophers were asking questions like, what’s up with fossils? Are they the remains of extinct organisms? Or are they so-called “sports of nature”—rocks that just happen to look like living things but don’t /mean/ anything? And most importantly, how old is… everything?
- Año: 2019
- País: United States of America
- Género: Documentary
- Estudio: YouTube
- Palabra clave: history of science
- Director:
- Emitir: Hank Green
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