Despite seeming like a relatively stable place, the Earth's surface has changed dramatically over the past 4.6 billion years. Mountains have been built and eroded, continents and oceans have moved ...
Posted: April 9, 2025 | Last updated: July 10, 2025 In this video I show how to make a sandblaster and use it to dig fossils out of rock. Check out my sponsor, Skillshare!
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