Topic: natural selection

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What does the word ‘theory’ mean in science?

There’s an important difference between a scientific theory and the fanciful theories of an imaginative raconteur, and this quirk of semantics can lead to an all-too-common misconception. In general conversation, a ‘t...

Evidence of evolution that you can find on your body

Signs of our evolutionary history can be found in the form of vestigial structures on the human body. Watch this Vox video to help identify the evidence of evolution in yours. Some background via Wikipedia: Vestig...

The 12 Days of Evolution – It’s Okay to Be Smart

Joe Hanson of It's Okay To Be Smart celebrates the diversity of life with 12 days of videos dedicated to explaining evolution and natural selection. Above: What is evolution, anyway? From Berkeley’s Understanding ...

Who was the first human? – It’s Okay to Be Smart

The question “Who was the first human?” was a very popular one in our house just last year, but the evolution videos we had in the archives – even the awesome – didn’t answer ...

The Animated Life of A.R. Wallace

This incredible paper puppet video by Flora Lichtman and Sharon Shattuck chronicles the story of British naturalist, anthropologist, biologist, geographer, and intrepid adventurer Alfred Russel Wallace, who was also C...

Five fingers of evolution – TED Ed

From TEDEd, there is a five finger trick for understanding and remembering the five processes — small population, non-random mating, mutations, gene flow, adaptation — that impact ...

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