Chemistry instructor Colleen Kelley uses her imagination and knack for storytelling to make "boring" chemistry anything but. By disguising chemical elements as superheroes and turning chemical reactions into mysteries, her comics help fourth through sixth graders master chemistry concepts typically taught at the college level.
When cells in the body become diseased, their signals and molecules change, sometimes long before symptoms emerge. New technology out of the University of Arizona aims to detect these metabolic
From the liver to the kidneys to the lungs, the human body is equipped with many levels of filters, which protect the body from harmful outside materials. But this system also has its downsides. Critically important drugs such as chemotherapy or multiple sclerosis treatments are also foreign materials, so the body filters out a large portion of these drugs – up to 90%, in some cases.