“A Quick and Easy Guide to Preventive Maintenance for the Self-Service Customer…(and anyone else who drives).” Learn about how a car works, what the parts are called, and how to maintain your car for maximum performance. Includes an easy-to-understand map of a car engine.

Huge aviation web directory with access to flying-related databases on regulations, reports, airports, flight plans, certifications, and aircraft registrations, as well as some useful aviation calculators.

A web directory of mathematical puzzles, riddles, and problems from a number of sources with answers and solutions.

This is an informative tutorial on the Linnaean system of classification. The site offers a wealth of information including discussions on the principles of classification, glossary of terms and a table of the five kingdoms. The site also provides links to other anthropology-related sites.

“Photonics Spectra is today’s leading source of technological solutions and of news and information about photonics.”

“Peer-reviewed Open Access journal which aims to present the latest research in robotics.” Includes publishing projects with the NASA Research Centers and the participation of scientists in the field.

Searching for information about the longest river in Canada, in the world? Want to look at a streamflow map or other resources dedicated to rivers? Check out this site managed by Environment Canada.

Computing packages, textbook examples, scholarly literature, training resources, and news from UCLA’s Academic Technology Services.

This is the web edition of magazine on natural history. “Our authors???an assortment of archaeologists, biologists, astronomers, anthropologists, and top science writers???delve into our origins, explore our future, offer provocative new explanations of why we act the way we do, explaining our relationships with the rest of the living world, from t …

The Bulletin of the American Mathematical Society includes Research-Expository Surveys, “papers that present a clear and insightful exposition of significant aspects of contemporary mathematical research;” the texts of Gibbs Lectures, Progress in Mathematics lectures, and retiring presidential addresses; Research Reports, which are “brief, timely r …

This is a magazine about the cattle and beef industry.

“Russian Chemical Reviews is the English edition of the one of the leading Russian scientific journal in chemistry, Uspekhi Khimii, founded in 1932. It contains reviews on current topics in chemistry and related sciences. Russian Chemical Reviews is published twelve times a year by Turpion Ltd, a company jointly owned by the Royal Society of Chemis …

This public health newsletter is produced by Water Quality Research Australia (WQRA), “the trusted provider of scientific evidence needed to ensure safe water for Australians.”

The website companion to Commercial Carrier Journal magazine. “News and headlines affecting today’s truck fleet managers.” Includes digital archive of past issues, January 2009 to present.

An objective, straightforward discussion of important concepts related to buying a telescope for amateur astronomy.

An overview of several fields of astronomy, including topics in the solar system, stars and stellar evolution, extrasolar planets, cosmology, and space exploration. Also includes an astronomy glossary.

This site examines the life, science, and achievements of Guglielmo Marconi, often referred to as the pioneer of wireless communication. A timeline covers important events in Marconi’s life. There are also self-contained exhibitions that cover the significant milestones of the development of wireless. The Communications section features layers and …

A more advanced resource from the team that produced DNA From the Beginning, this site explores the history of genetic science, explains the structure and function of DNA, describes the technology that allows DNA manipulation and its applications, and surveys the human genome. Also provides lesson plans and an online teaching community (free regis …