What are some of the cheetah's distinctive characteristics? Come and check out this resource featuring fun facts and information about the cheetah.

Read about the economic downturn of the 1970s and the OPEC oil embargo of 1973-1974.

What was it like to be a cowboy in 1867? Visit the Cooke Ranch and explore a cowboy's working and dwelling quarters. Play the interactive games to learn about the many aspects of daily life in the American West. (Click "Interactive...

In this video segment from Nature, discover the various roles the cat has played in our history. [6:54]

Learn more about the theory that dogs evolved from wolves in this video from Nature. [5:03]

Humphry Davy was a pioneer in the field of electrochemistry who used electrolysis to isolate many elements from the compounds in which they occur naturally. Electrolysis is the process by which an electrolyte is altered or decomposed via...

Visit the online home of the National Museum of Ireland in Dublin, Ireland. Browse through to research and discover historic sites, parks and gardens, culture and the arts throughout Ireland. Also provides links to its four other...

[Free Registration/Login Required] This two-page PDF nonfiction passage entitled "Volcanoes: Magma Rising: Studying Volcanoes" discusses how they study volcanoes to learn how they work. It is part of Paired Texts: "Volcanoes: Magma...

Click-through facts-and-photo file about Ghana's geography, nature, history, people and culture, and government. Includes a map of the country that pinpoints its African location.

Click-through facts-and-photo file about Guatemala's geography, nature, history, people and culture, and government. Includes a map of the country that pinpoints its Central American location and a video of a bat falcon, a resident...

Click-through facts-and-photo file about Israel's geography, nature, history, people and culture, and government. Includes a map of the country that pinpoints its Middle East location.

A comprehensive site about the Green Peace organization.

[Free Registration/Login may be required to access all resource tools.] Covers the evolution and ecology of fish.

[Free Registration/Login Required] This four-page PDF nonfiction passage entitled "Einstein in Time" features a timeline of Einstein's life. It is part of Paired Texts: "Everyday Einstein - Lasers" and "It's All Relative" (See link above...

Learn about Nereus, a truthful and good-natured marine deity, who went from being half fish and half man to fully human and was father to 50 beautiful mermaids, the Nereids.

Lake Mattamuskeet-so named by Algonquian Indians-is North Carolina's largest natural lake. The ancient body of water has not escaped man's intervention. Originally, Mattamuskeet was a shallow, self-contained lake without creeks or rivers...

William Gilbert was an English physician and natural philosopher who wrote a six-volume treatise that compiled all of the information regarding magnetism and electricity known at the time. The work included descriptions of many of...

Murray Gell-Mann is a theoretical physicist who won the Nobel Prize for Physics in 1969 for his contributions to elementary particle physics. He is particularly well known for his role in bringing organization into the world of subatomic...

In this activity, you will study and analyze the nature and patterns of human population growth over the last 10,000 years. This will help you understand the differences between population growth before and after the Modern Revolution.

Borneo is the third largest island in the world. Borneo's vast biodiversity, natural resources, and geology are discussed. The history of indigenous peoples as well as the effects of colonization and overuse of natural resources are...

The last year this resource seems to be updated is 1993. However, there is still excellent information provided on the history, geographic regions, natural resources, ethnic groups, and other aspects of Algeria.

Designed by the Open University and the BBC, this website from Open2.net explores ecosystems. Included is a lengthy discussion on closed ecosystems and their importance to research, as well as a virtual ecosystem, an interactive showcase...

The Encyclopedia of Earth provides an overview of Oman, including its geography, natural resources, history, government, economy, and much more. Maps and images are also included, along with sources used to create the entry.

The Encyclopedia of Earth provides an overview of Norway, including its geography, natural resources, history, government, economy, and much more. Maps and images are also included, along with sources used to create the entry.