Summarizing research found at the Mayo Clinic, this article explains why kids, who have only smoked a few cigarettes, "experience the same symptoms of nicotine addiction as adults who smoke heavily." Learn about how nicotine affects the...

News article summarizes research on the disaccharide, trehalose, and its role in survival under extremely dry conditions.

[Free Registration/Login Required] This two-page article summarizes the alignment of PBL with Common Core standards for ELA and math, plus the Next Generation Science Standards. It is an excerpt from the BIE book, PBL for 21st Century...

The American Institute of Biological Sciences offers this article by Niles Eldredge, evolutionary theorist and curator at the American Museum of Natural History. Eldredge begins with Darwin's theories and summarizes subsequent thought,...