Video: Science: Why Did The Earth Totally Freeze For 100 Million Years? – My Comments – The Death of Gradualism

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[It is fascinating about the weird past of the earth that scientists have uncovered. When I was younger, scientists used to believe, for a long time, that the earth changed GRADUALLY. But as their knowledge and tools have improved massively, they have instead discovered that lots of weird, nasty events took place in the Earth's history that were unexpected and weird. It turns out that disasters and nasty bizarre, weird things happened a LOT. The Earth is actually a dangerous planet and we are actually a fragile species. This is our only home, but our only home could kill us easily. I will return to this topic. Jan]

Here’s the video: https://www.youtube.com/watch?v=vntVVcazJD4&t=1261s