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Share Facebook Twitter Pinterest Linkedin These preschool science projects permit kids to explore the properties of different kinds of dirt and mud. Kids will make observations using their senses and some science tools, like a magnifying glass and some tweezers. Kids will also explore the concept of change as they turn dirt into mud—-and vice … Continue reading
Share Facebook Twitter Pinterest Linkedin Science for kids? Surely it begins at home. When kids grow up in science-friendly homes, they are encouraged to ask questions, think critically, experiment, explain their reasoning, read, write, create models, and watch science programs on TV. But what are the best activities and resources? And what about school? What … Continue reading
Share Facebook Twitter Pinterest Linkedin When I searched the web today, I found a batch of stories with headlines like “Study: Teenage brain lacks empathy,” and “Teen Brain: It’s all about me.” These stories describe a brain scan study, but key facts are incorrectly reported. Contrary to the headlines, the study didn’t actually measure empathy. … Continue reading
Share Facebook Twitter Pinterest Linkedin Natural changes in stress hormones during pregnancy Prolonged, severe stress is bad for pregnancy. And stress hormones are to blame. When stress hormone levels run very high, women are less likely to conceive and more likely to miscarry (Sapolsky 2004; Nepomaschy et al 2006). Babies are more likely to be … Continue reading
Share Facebook Twitter Pinterest Linkedin These references accompany the article, “Pregnancy stress hormones: How a natural rise in hormone levels may benefit babies and re-program mothers’ brains” Atkinson HC and Waddell BJ. 1995. The hypothalamic-pituitary-adrenal axis in rat pregnancy and lactation: circadian variation and interrelationship of plasma adrenocorticotropin and corticosterone. Endocrinology 136(2):512-20. Bardi M, French … Continue reading