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Politics, News & Issues > Hunger, Disease & Poverty What are some examples of corruption involving water and what is the impact of the corruption on people and communities?: 8 of 12
A human can survive for days without food for sustenance. With no water to drink, a human's life quickly ends. Corruption of water sources, which nourish the life on earth, can divert the location of populations, create diseases and epidemics, and, in some cases, even extinguish life. By artificially blocking or eliminating ... More..
Sciences > Water & Oceanography Saving the Aral Sea: 2 of 3
Water, as a resource on the planet, has become a commodity much abused, since it is too often taken for granted. Many feats of modern engineering, involved in re-routing bodies of water, in order to use or consume the water immediately, have resulted in massive devastation to the ecosystems involved, which has also created d... More..
Sciences > Astronomy Reflections on the moon landing: 2 of 3
Reflections on the Moon Landing "one small step""a giant leap for mankind" - July 20, 1969, Apollo 11 moon landing A Danish astronomer in 1675 named Olaus Roemer calculated the measurement of the speed of light by observing the amount of time required for one of Jupiter's moons to enter the shadow of that planet. The calcula... More..
Computers & Technology > Internet Trends What are zip files?: 5 of 7
Zip files are compression files. Since a file is data saved for future use, a file requires a storage technique, either zip or non-zip. Compression is a technique used for storing a file in a smaller amount of space than would usually be required for the file, an advantage when saving larger-sized files. Two types of compres... More..
Hobbies & Games > Kids Games & Toys Barbie dolls: Barbie as a role model for young girls: 14 of 19
From the beginning, Barbie has been used as a role model for young girls. Originally introduced as a fashion doll, Barbie's costumes educated future consumers about how to dress. With a wide variety of styles then available, Barbie did not limit its users to a single concept. Therefore, creativity in dressing the doll was en... More..
Computers & Technology > Internet Trends How an Internet URL works: 6 of 8
An Internet URL, or Uniform Resource Locator, is the address to a Web page or file located somewhere on the Internet. Consisting of four parts, a URL request fetches a page or file from a specific server and returns the page or file to the user who requested it. The first part of a URL is its service type and is part of the ... More..
Sciences > Astronomy The month in recorded history with no full moon: 4 of 5
Which month is the only month which can not have a full moon? Only the shortest month, February, is capable of passing through all of its days with no full moon. Even though the word month is derived from "moon-th", describing one complete lunar cycle, the length of a month, an actual lunar cycle requires a fractional amount... More..
Hobbies & Games > Card Games Tips for playing blackjack: 5 of 6
There is no bluffing in blackjack. It is an old-fashioned duel between yourself and the dealer. The rules of blackjack are deceptively simple. Whoever has the best hand, achieved by collecting cards that equal or are as close to a total of 21 points, wins. For this reason, the game of blackjack is also referred to as "21", a... More..
Sciences > Physics How airplanes fly: 13 of 14
Like a bird, an airplane can fly because it has wings. Without wings, an airplane would become a rocket, which quickly plummets to earth when deprived of the thrust required for its motion across the sky. Wings are found on all types of airplanes: model, propeller, jet engine, and rocket motor. The wing's shape, rounded on t... More..
Politics, News & Issues > Conservation The effects of deforestation: 21 of 21
In order to understand the effects of deforestation, it is necessary to understand the causes of deforestation. Cause and effect are intertwined, and result in a positive or negative outcome. In stable forest ecosystems, deforestation often results in new growth. Forest fires were once thought of as a devastating event, one ... More..