Find out about the ways that species change and evolve over time and generations.

From pagan rituals to costumes and candy corn, discover how Halloween and its associated traditions has evolved through the ages.

Through amendments and legal rulings, the Constitution has transformed in some critical ways. The U.S. Constitution, written in 1787 and ratified by nine of the original 13 states a year later, is the world's longest-surviving written...

Dealing with divorce means ultimately accepting new changes that will affect almost all aspects of a child's life. Coping with these changes can be easier if the child understands how to deal with their emotions of frustration,...

While certainly not inclusive, this article not only identifies thirteen top tappers, but also offers videos of each of them. While the first few in the list would be considered early tappers, like Bill "Bojangles" Robinson, this...

How much did the events of the tumultuous postwar era reshape American national identity? Kim discusses the extent to which developments like the Cold War, the Civil Rights Movement, Vietnam, and student protests of the 1960s changed...

This brief article overviews how American foreign policy perspectives have changed over time. Learn how the media has provoked some of the changes, how media coverage during the Vietnam War, for example, influenced society's perspectives...

Netiquette guidelines are a set of rules that dictate what tasteful and respectful online behavior is. How to speak respectfully without taking part in disrespect or bullying is among the main reasons why we need these rules. These rules...

Article reports on how the surface of the Earth changes over time. Includes a list of vocabulary words from the article.

An article reviewing over the life of Charles Darwin and his evidence of evolution. Find out how this young naturalist who took a trip around the world collecting evidence about how organisms have changed over time.

An individual organism's genes determine its physical and behavioral traits. When individuals reproduce, they pass along unique combinations of genes to their offspring. Different environments favor individuals with different physical...

Presents a short history of illegal drugs and discusses how societal mores and public policy have changed over time based on how people have used or abused addictive drugs.

Article discusses the history of English dictionaries over a five-hundred-year period. Includes selections from Samuel Johnson's dictionary of 1755 and the Oxford English Dictionary. With useful comments about the origins of words,...

The theory of evolution is a theory which gives an explanation to a variety of known facts that justify the changes of nature over time. Explore the facts and theory offered in this article.

Read about the history of asphalt beginning in the city of Babylon around 615 BCE. Learn how Europeans and Americans began to use it on roads, how businesses competed for a market share and even patented roads, changes to asphalt...

The history of the labor movement in Texas is examined, beginning during the Republic of Texas. The article discusses the different labor organizations that formed in various industries, and how these evolved over time. As immigration...

In this article, Michael Wood tries to explain how the legend of King Arthur came to be and the changes that took place over time. He also attempts to separate legend and myth from history.

Explains how the Roman Calendar developed and changed over time.

This article is a discussion of the Greek-Hellenistic philosophy within the Islamic world. Early Islamic philosophers shunned the influence of Greek philosophy; however, over time that view began to change. Certain philosophers hailed...

Over time everything changes a little bit, just take a look at the theory of evolution. With the descent of biodiversity agriculturalists have developed a system using genebanks to maintain the crops that sustain the majority of the...

Electric appliances large and small promised reduced drudgery. Most people take washers and refrigerators for granted today, a century ago, these machines revolutionized people's daily lives. The introduction of running water and...