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The science of taxonomy and where humans fit into the tree of life
What a species is and isn't. Ligers, tiglons, mule, hinnies, and dogs
Introduction to bacteria
Introduction to viruses
Award winning video introduces human prehistory starting over 200,000 years ago. Who were our first human ancestors? Where did they live?
Second in a series of videos that introduces human prehistory, this video describes how our human ancestors spread throughout Africa and then into other regions such as Australia and Europe. How did they reach Australia so early on? What ...
Third in a series of videos that introduces human prehistory, this video describes how early humans continued to defy the odds and populated the Americas during the last ice age.