Essential video portal focusing on human nature, promoting healthy skepticism, critical thinking and reason.

KNOW YOUR BRAIN


What is depression?

What is depression?

[4:28] Depression is the leading cause of disability in the world; in the United States, close to ten percent of adults s…

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The science of skin color

The science of skin color

[4:53] When ultraviolet sunlight hits our skin, it affects each of us differently. Depending on skin color, it’ll ta…

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Sequencing Ancient DNA

Sequencing Ancient DNA

[8:42] UC Santa Cruz Scientists, Beth Shapiro and Ed Green use DNA sequencing to transcribe the history of ancient spec…

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