Hank explains speciation – the evolutionary process by which new biological species arise – in terms of finches, ligers, mules, and dogs. Table of Contents 1) Species 0:30 2) Hybrids 1:52 3)... Read more »
In which John Green teaches you about war! Specifically, John talks about whether humanity is naturally warlike, hard-wired to kill, or if perhaps war is a cultural construct. John will talk about... Read more »
Hank talks about population genetics, which helps to explain the evolution of populations over time by combing the principles of Mendel and Darwin, and by means of the Hardy-Weinberg equation. Table of... Read more »
Discover natural selection as a mechanism of evolution with the Amoeba Sisters. This video also uncovers the relationship of natural selection and antibiotic resistance in bacteria and emphasizes biological fitness. This video... Read more »
How quickly can natural selection work? “The Making of the Fittest: Natural Selection and Adaptation” tells the story of a living example of Darwin’s process of natural selection and shows how quickly... Read more »
Hank guides us through the process of natural selection, the key mechanism of evolution. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Set Like CrashCourse on Facebook: http://www.facebook.com/YouTubeCrashCourse Follow CrashCourse on Twitter:... Read more »