A combination of informative text, photos, and graphics comprise this sharp show on electromagnetic radiation. Some slides mention hands-on activities for demonstrating concepts, so if you want to include them you will need to figure out...

GPS is a technological tool that has become available for use by the general public. Navigate the components and science involved in this remote sensing system. Here is a comprehensive collection of slides that would be valuable to share...

NPR presents a slide show on the life of chess sensation Bobby Fischer who "became a cold war hero by dethroning the Soviet world champion" Boris Spassky in 1972. Fischer was the first U.S. born world chess champion.

NPR offers a photographic slide show on the status of Greenland's ice glaciers as they start to melt and the consequences of the melting for the future.

Learn how Oprah became successful by reading her biography. Organized into several sections: "Television Pioneer," "Magazine Founder & Editorial Director," "Producer/Actress," "Philanthropist," "Television Programming Creator,"...