This site from the Exploratorium contains instructions on building a telescope with everyday materials. Reading glasses and a magnifying glass are used to create this telescope where the image formed inside can be seen....

This site includes a number of mathematical lessons that relate directly to physics topics. Each link provides a short example that would provide helpful supplemental materials in mathematics or science education...

This site from NASA\'s Infrared Astrophysics Data Center explains how the universe can be observed using the entire electromagnetic spectrum. There is an introduction to using light in astronomy; information on and...

Visitors can read and view imagery that explains how additional information can be revealed about celestial objects when they are imaged in multiple wavelengths or in wavelengths outside the visible range. Using the...

This biographical index provides short descriptions of the lives and achievements of prominent astronomers, physicists, mathematicians, and other persons who have made contributions to astronomy. Links to related persons...