HEATKEYS

A little online application with interactive map that shows sun movement and sunlight phases during the given day at the given location.

This site includes lots of information that is time and date related, such as yearly and monthly calendars, countdown counters and the world clock which shows current time in cities all over the world.

News and commentary on culture and politics

Astronomy labs and teaching resources developed at the University of Nebraska-Lincoln. Includes simulations, flash animations, graphics, in-class questions and ranking tasks.

The Solar Electricity handbook is a simple, practical book to using electric solar panels and designing and installing photovoltaic solar PV systems.

Curious About Astronomy? Astronomers at Cornell University will answer your questions. Contains an extensive archive of previous questions, astronomy-related links and more.

The NOAA Earth System Research Laboratory was formed to observe and understand the Earth system and to develop products, through a commitment to research that will advance the National Oceanic and Atmopsheric Administration

Stargazing Network provide free Web page hosting for the Amateur Astronomy Community. Stargazing Network is sponsored by Cetus Technology at www.cetus.net.

Answers.com: Wiki Q&A combined with free online dictionary, thesaurus, and encyclopedias. Ask questions, get answers.