Home / Series / Crash Course History of Science / Aired Order / Season 1 / Episode 20

Earth Science

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?

English
  • Originally Aired September 10, 2018
  • Runtime 10 minutes
  • Network YouTube
  • Created September 10, 2018 by
    Administrator admin
  • Modified September 10, 2018 by
    Administrator admin