Scientists are uncovering how they think, how they socialize with each other, and just how similar our species truly are. Alan Alda meets the celebrated student of chimps, Jane Goodall. Flying Free Alan Alda takes to the skies with the modern-day Wright Brothers. Whether powered by the sun or modeled after humming birds, airborne innovation is as active as ever. Americans are fatter than ever before, despite the dizzying number of diet books and products on the market.
Frontiers explores the real science behind fad diets, eating habits and lifestyles.
Although designed for educators in a classroom setting, these guides offer useful information for at-home viewers, as well.