By Douglas Fox, Scientific American An excerpt: ... One might think, for example, that evolutionary processes could increase the number of neurons in our brain or boost the rate at which those neurons exchange information and that such changes would make us smarter. But several recent trends of investigation...

By Rebecca Saxe | TED.com "Sensing the motives and feelings of others is a natural talent for humans. But how do we do it? Here, Rebecca Saxe shares fascinating lab work that uncovers how the brain thinks about other peoples' thoughts -- and judges their actions." Watch the video . Image...

By Joanne C. Giblin Abstract: This article defines wisdom and despair as choices for cognitively intact older adults. Some individuals are able to integrate the conditions of old age while others respond in ways that inhibit effective integration. The conscious aging theory, as well as Erikson's...