Embedded in the horn of Africa is a region called the Afar Triangle. It's kilometers from any settlements and seems to offer little in the way of hospitality. Geologically, however, it's a scientific treasure trove. This desolate, desert region is the home of the Danakil Depression, a place that seems more alien than Earth-like.

Several states have legalized marijuana in recent years, either for medicinal use, recreational use or both. But possession, sale or use of the drug still is considered a crime at the federal level and most states. Regardless of one's position on the explanations for marijuana prohibition, there are two sides to the debate.

A Brief History of Germany Germany has a rich and varied history that dates back to Germanic tribes prior to the Roman Empire. During its history, the country has rarely been united. Even the Roman Empire was only able to control portions of the country. In 1871, Otto von Bismark succeeded in uniting the country by force and through political alliances.

React a jar of liquid and an apparently empty jar to make smoke. The white smoke chemistry demonstration is easy to perform and visually appealing. Difficulty: Easy Time Required: Minutes Here's How Pour a small volume of hydrochloric acid into one of the jars. Swirl it around to coat the jar, and pour the excess back into its container.

A logophile is a lover of words. Also called a word lover or philologos . A related term is logomaniac , defined by the Oxford English Dictionary as "a person who is obsessively interested in words." Etymology From the Greek, "word" + "love" Examples and Observations "I am a lifelong logophile if not an out-and-out verbivore.

Zirconium is a gray metal that has the distinction of being the last element symbol, alphabetically, of the periodic table. This element finds use in alloys, particularly for nuclear applications. Here are more zirconium element facts: Zirconium Basic Facts Atomic Number: 40 Symbol: Zr Atomic Weight : 91.