Human Physiology : How Much of the Brain Do Humans Use?


Humans use almost all of their brain, and the idea that they only use 10 percent is a myth. Learn about the cerebrum, the cerebellum and the medulla parts of the brain with information from a science teacher in this free video on physiology and the human body. Expert: Janice Creneti Bio: Janice Creneti has a BS in secondary science education and a BA in biology from Boston University. Filmmaker: Christopher Rokosz

Ageing: Much ado about ageing

Ageing: Much ado about ageing
Questions about a laboratory assay are making Sirtris, a high-profile biotechnology company, the talking point of the ageing field. Heidi Ledford investigates.

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