PBS
How 7,000 Years of Epic Floods Changed the World (w/ SciShow!)
Strange geologic landmarks in the Pacific Northwest are the lingering remains of a mystery that took nearly half a century to solve. These features turned out to be a result one of the most powerful and bizarre episodes in geologic...
Crash Course
Crash Course History of Science #20: Earth Science
How did scientists figure out the age of the earth? Trace the history of Earth Science and the developments scientists made in determining the earth's geologic eras. Scientists asked such questions like, what's up with fossils? Are they...
Crash Course
Crash Course History of Science #19: Biology Before Darwin
You've probably heard of Charles Darwin, but how did scientists before him form their theories about life, evolution, and extinction? Learn how different people in the seventeenth and eighteenth century tried to answer the question -...