The materials presented here use space and spaceflight to introduce students to two areas of the core science curriculum: the motion of the Earth in space, and Newtonian mechanics. Teachers may use these lesson plans and...

The first of 6 linked web pages, authored and curated by David P. Stern, on how the inner radiation belt was discovered in 1958 by Van Allen, on the type of instrument used (Geiger counter), on the belt's explanation...