Science

Urban Dictionary is a slang dictionary with your definitions. This web site is very addictive. There are a lot or incoherent and stupid definitions, but a lot of smart and hilarious ones too.

NOAA is a federal agency focused on the condition of the oceans and the atmosphere. NOAA supplies information to its customers that pertains to the state of the oceans and the atmosphere. This is clearly manifest in the production of weather warnings and forecasts through the National Weather Service, but NOAA’s information products extend to climate, ecosystems and commerce as well. NOAA also is the steward of national coastal and marine environments. In coordination with federal, state, local, tribal and international authorities, NOAA manages the use of these environments, regulating fisheries and marine sanctuaries as well as protecting threatened and endangered marine species.

HowStuffWorks is the leading source of credible, unbiased, and easy-to-understand explanations of how the world actually works. Founded by North Carolina State University Professor Marshall Brain in 1998, the site has since grown to be an award-winning online resource for millions of people of all ages. From car engines to search engines, from cell phones to stem cells, and thousands of subjects in between, HowStuffWorks has it covered.