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Based in Skokie, Ill., the Portland Cement Association represents cement companies in the United States and Canada. It conducts market development, engineering, research, education, and public affairs programs.

YouTube is a place to discover, watch, upload and share videos.

Texas taxes, revenue, expenditures, and administration.

BuildEazy free original woodworking plans and projects

The Infrastructure Technology Institute (ITI) is a University Transportation Center funded under SAFETEA-LU and committed to ensuring our nation’s surface transportation infrastructure against failure. A primary focus of the work of ITI is structur...

Tapping experts in climate, geology, oceanography, ecology, sustainable development, global health, energy, food and water, State of the Planet captures stories of how the Earth works and how we can sustainably make our lives better.

wikiHow is a wiki based collaboration to build the world’s largest, highest quality how to manual. Our multilingual how to manual has free step-by-step instructions on how to do all types of things.

ENERGY STAR is a government-backed program helping businesses and individuals protect the environment through superior energy efficiency.

SKF Products, Solutions, Services, News, Investors, Career, Students, Sites etc. SKF is the world leader in Rolling Bearings, has a leading position in Elastomeric Seals, Steel, Industrial Solutions and Services such as Mounting, Condition Monitoring...

Find breaking news, multimedia, reviews & opinion on Washington, business, sports, movies, travel, books, jobs, education, real estate, cars & more.

Articles from the Smithsonian Institution