This interactive presentation, created by Terry Bartelt for the Electromechanical Digital Library, discusses the armature action of an AC motor. Bartelt begins by discussing how the armature and stator are pivotal in...

This curriculum guide, from the American Radio Relay League, is "a resource that will help you do what you do best...teach, and teach in a refreshing, captivating way that will bring your students into the world of...

From the Hydrology and Remote Sensing Laboratory of the USDA Agricultural Research Service (ARS) comes the ARS Water Database Web site. The database is a collection of precipitation and streamflow data from small...

Art of Science 2006 is a gallery of images, videos, and sounds produced in the course of research or incorporating concepts from science submitted by the Princeton University community. Both scientists and artists...

Created by artist Melissa Tomlinson Newell and mathematician Deann Leoni, this page presents lecture-studio courses in both 2-dimensional and 3-dimensional design. These courses allow students to explore elements and...