Nina Jablonski: The Biology of Skin Color
[18:57] Penn State University anthropologist Dr. Nina Jablonski explains how different shades of skin color arose as …
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Dr. Michael Greger: “How Not To Die”
[1:21:12] Dr. Greger visited Google NYC to discuss his new book – How Not to Die. The vast majority of premature de…
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How the food you eat affects your brain
[4:52] When it comes to what you bite, chew and swallow, your choices have a direct and long-lasting effect on the most po…
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How do vitamins work?
[4:43] Vitamins are the building blocks that keep our bodies running; they help build muscle and bone, capture energy, …
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