An explanation of the “five stages” of puberty that Dr. James Tanner developed, the physical characteristics and issues.
A cottage industry of vaccine-haters: A Story of Gullibility, Fear, Despicable Avarice and Scams—along with death, disability and suffering.
Neuroscientist Greg Gage, the co-founder of “back-yard brains,” says his mission is to train the next generation of neuroscientists by taking graduate level neuroscience research equipment and making it available to kids in high schools and middle schools. In this talk he begins by asking “what has a brain” and goes from there with demonstrations that will challenge your preconceptions.