sphweb asked: How the “computer as coach” method of low-cost heath intervention gets individualized messages to people who need them.
VOAvideo asked: Health experts say obesity is an epidemic in the United States, and it’s growing in many countries around the world. Heart disease, diabetes, and cancer are all linked to obesity. Experts advise better diet and more exercise, and that’s prompting a growing number of Americans to go back to basics – WAY back. [...]
Duke asked: Duke University anthropologist Steven Churchill shows replica casts of two specimens of Australopithecus sediba, a new species of hominin being described in the September 8, 2011 edition of Science. These two individuals have been dated at 1.977 million years ago, and have features of both the Australopithecus lineage, like Lucy, and the more [...]