Biology

  Dr. Menton’s casual humor and competence as a beloved professor—plus his use of colorful anatomical models—makes otherwise hard-to-understand concepts both fun and easy to remember.

  Dr. Menton’s fascinating look at the complexity of skin and hair.

  Geneticist Dr. John Sanford shows that natural selection is actually decreasing fitness over time.

  Dr. Menton’s enjoyable look at the human respiratory system, the most high-tech air purification and conditioning system on earth. 

  Dr. Menton shows how bone is one of the body’s most beautifully constructed organs.

  Dr. Menton uses human anatomical models, microscope imaging, and detailed computer illustrations to describe the importance and incredible design of the human kidney.