Access free tutorials and reference material for learning HTML, CSS, Javascript, and other web development tools.

Maintained by the Public Library Association, DigitalLearn.org provides a number of tutorials to train computer skills and increase digital literacy.

Learn the scratch programming language and create your own interactive stories, games and animations.

Discover and learn about the world’s endangered animals, plants, and fungi 

Find official U.S. weather, marine, fire, and aviation forecasts and warnings

This independent source for the latest news on science is updated daily.

This site is compilation of current scientific information curated by scientists.

This site offers readers a concise, current and comprehensive overview of the latest scientific research in all fields and applications of science and technology.

FOLDOC is a searchable dictionary of acronyms, jargon, and other things computing-related.

This online tech dictionary for IT professionals, educators, and students provides definitions to words, phrases and abbreviations related to computing and information technology.