We have over 600 muscles in our bodies that help bind us together, hold us up, and help us move. Muscles also need constant attention, because the way you treat them on a daily basis determines whether they will wither or grow. This...

As the AIDS crisis took hold in the 1980s, killing thousands of Americans and ravaging gay communities, the deadly epidemic went unaddressed by U.S. public health agencies -- and unacknowledged by President Ronald Reagan -- for years. In...

People in the early 20th century were hopeful about the future that innovation might bring. The technology that came out of World War I, and the growing potential brought by electricity (half of all U.S. homes had electric power by 1925)...

[Free Registration/Login Required] This is a fictional passage about growing up near the canals of Xochimilco and spending weekends watching the bumper car-like traffic jams on the canals. It is followed by a comprehension question set.

A lesson where students explore the positive and negative impacts of human activities on the environment today and in the distant past, and examine how attitudes towards the environment might be shaped by one's experiences growing up....

While growing up in the Soviet Union, Lev Landau was so far ahead of his classmates that he was ready to begin college at age 13. His parents noticed a particular gift for math in their young son, who was considered a prodigy. It came as...

The immense swell of a tsunami can grow up to 100 feet, hitting speeds over 500 mph- a treacherous combination for anyone or anything in its path. Alex Gendler details the causes of these towering terrors and explains how scientists are...

A fact sheet giving information about the endangered gray ratsnake, which is also called the eastern or black ratsnake. This snake is the largest one found in Canada, growing up to 190 cm long.

This resource couples a visual and descriptive map of urban ethnic enclaves with an oral interview by an immigrant growing up in New York City. Its goal is to provide different ways of "mapping" or understanding life for immigrants...

Encyclopedia Britannica provides a biography of Margaret Mead, noted anthropologist and prolific author.

A lesson plan that draws on the work of the Seeds of Peace, an international organization of teenagers from troubled regions of the world (with a focus on the Middle East) that fosters meaningful dialogue among people with opposing...

You will find a number of key facts about the Gila monster under the following topics: geographical distribution, diet, food & feeding, habitat, conservation status, relatives, physical characteristics, lifestyle, family &...

Take a close-up look at the world of lakes and ponds and discover what lives and grows there through pictures, news, descriptions, and external links.

Why do teenagers seem so much more impulsive, so much less self-aware than grown-ups? Cognitive neuroscientist Sarah-Jayne Blakemore compares the prefrontal cortex in adolescents to that of adults, to show us how typically "teenage"...

An explanation of this unique ceramic, including why it is of such great interest to scientists. Researchers use lanthanum aluminate to grow thin films of superconducting materials (including buckyballs) and hope it can one day be used...

Web resource that presents an array of real-life stories and advice from successful entrepreneurs and industry experts on the many different facets of entrepreneurship and emerging business.