On this website you can read about Dr. Mamie Clark, distinguished African-American educator, and hear an interview with her about her studies of race and child development. This interview is part of Columbia University's Oral History...

A canal between the Atlantic and Pacific Oceans had been the dream of several countires for years. Read about how the United States supported Panama's breakaway from Colombia in order to gain access to the isthmus of Panama, the final...

Pitch is the ear's response to frequency, and here you can get a better understanding of pitch, its measurement and the perception of pitch.

Trinity University offers an overview of the problems of inequality in the education system in the United States. Has links to charts and articles about income and education.

Easy to read reference site that offers a tremendous amount of detailed information about Wyatt Earp and the famous "Shoot-out at the OK Corral". Click on the highlighted words for links to photos and further information.

This is a history of the construction and significance of a railway through the Crowsnest Pass that connected a part of British Columbia that was cut off from the rest of Canada. Included are maps, photographs and primary source documents.

This resource presents the text of one of Aristotle's "Physics can be read online or downloaded by individual chapters in MP3 or PDF format. In addition, each chapter has downloadable support material which focuses on various reading...

Visitors can read the complete 17 chapter text of Mary Wollstonecraft Shelley's "Maria, Or the Wrongs of Woman." Includes a preface by novelist William S. Godwin.

This site provides the complete etext for Zane Grey's story, "The Lone Star Ranger."

In this article, "Dr. Scheibel tells the fascinating story of how the brain develops in human beings from conception to birth. He makes clear that this complex, rapidly developing process is affected continually by the environment in...

Learn how microbes can actually help solve crimes. Uncover some of the problems with using microbes as forensic evidence.

An explanation of genomes in regards to the amount of DNA compared to the number of chromosomes in different organisms. Additional discussion focuses on how the human genome is different from other species.

This state site provides you with all you need to know about educational licensure within Wisconsin.

Information about the orangutan: its scientific classification, physical features, reproduction, behavior, diet, habitat, threats to its survival, and efforts being taken to protect it. (Published: August 7, 2010)

Explains what natural gas is, how it is formed, its composition, measurement terminology, how companies locate and extract it, processing, how it is transported and stored, uses, and safety considerations. (Published: September 20, 2011)

Explains what genetic mutation is, results of mutation, types, how scientists use it in research and in medicine, what it looks like at the molecular level, chemicals that can cause mutation, and frequency of occurrence. (Published:...

[Free Registration/Login Required] This essay on Theodore Roosevelt explains how he evolved into a leader who put forth and supported progressive ideas as president and later in life. Read about his political experience as a reformer...

Read an in-depth description of polar bears. Includes numerous images.

This article describes the Piskariovskoye Memorial Cemetery, where thousands of people from WWII are buried.

This resource provides information about Spanish language study abroad programs throughout Latin America and Spain.

The "multiplier effect" of local currencies refers most specifically to the fact that a given amount of local currency changes hands numerous times in the course of a year. So you can convert the known quantity of the stock of currency...

In the January, 1908, issue of Charities and the Commons a report was printed revealing the results of investigative reporting on child labor in home manufacture of products in New York City. Child labor was prohibited in factories by...

Here is a speech given by Frances Perkins, Secretary of Labor in the administration of Franklin Roosevelt, praising the passage of the Social Security Act in 1935. See how this groundbreaking legislation would help the elderly, disabled,...

Get to know all about the history, culture, architecture, and archaeology of the Normans, a European civilization from the 9th-16th centuries.