Behavioral scientists are using established experimental methods to show that fetuses can and do learn. The methodology employed and results obtained from several studies are reported. (JN)

Examines the credibility of the theory that, menarche and fecundity require a certain level of fat in the body. Concludes that the evidence does not totally support this hypothesis and that further investigation is warranted. (GA)

The author's purpose in this article is to discuss the aspects of language (especially the development of language in children) to which biological concepts are most appropriately applied. While results of past studies would seem to show that language development is contingent on specific language training, it is important to distinguish between…