To Parent or Not to Parent: Why Couples Are Having Fewer Children
Families in the late 19th century had, on average, about six children, while the number of children per family today has dropped to only about 1.8. Some experts believe this de-coupling of marriage and childbearing has..
Tools for Solving Word Problems
To solve word problems, carefully consider the problem to establish what you are looking for and give it a label, identify the essential information, then build and solve an algebraic equation based on that information, ..
Toxic Plastics
Zoologist and World Wildlife Fund senior scientist Theo Colborn talks about toxic chemicals in everyday items made of plastic.
Translating Word Problems into Inequalities
Translating word problems into inequality statements.
Traumatic Amnesia and Massive Repression (Part Five)
Experimental psychologist and author Elizabeth Loftus continues her discussion of the traumatic amnesia case in which a mother was accused of having sexually abused her daughter years earlier. Dr. Loftus explains that th..
Traumatic Amnesia and Massive Repression (Part Four)
Experimental psychologist and author Elizabeth Loftus continues her discussion of the traumatic amnesia case in which a mother was accused of having sexually abused her daughter years earlier. After her initial involveme..
Traumatic Amnesia and Massive Repression (Part One)
Experimental psychologist and author Elizabeth Loftus describes her reaction at learning that a psychiatrist was showing videotapes of a woman who had repressed certain memories due to "traumatic amnesia," but was now su..
Traumatic Amnesia and Massive Repression (Part Three)
Experimental psychologist and author Elizabeth Loftus continues her discussion of the traumatic amnesia case in which a mother was accused of having sexually abused her daughter years earlier. Dr. Loftus describes the re..
Traumatic Amnesia and Massive Repression (Part Two)
Experimental psychologist and author Elizabeth Loftus continues her discussion of the traumatic amnesia case in which a mother was accused of having sexually abused her daughter years earlier. Dr. Loftus explains that sh..
Treasure Trove: Commercial Uses of Sediment
Marine sediments are enormously important economically. Gravel and sand are obtained from the ocean for use as construction materials. In addition to offshore diamond deposits, tin and titanium are found in the ocean. Oi..