Daily Content Archive

(as of Saturday, June 18, 2011)
Word of the Day

exhalation

Definition:(noun) The act of expelling air from the lungs.
Synonyms:breathing out, expiration
Usage: He drew the first whiff of smoke deep into his lungs and expelled it in a long and lingering exhalation.
Article of the Day

Epinephrine

Epinephrine is a hormone secreted by the adrenal medulla and released into the bloodstream in response to physical or mental stress, as from fear or injury. It triggers a number of bodily responses, including increased blood pressure, heart rate, metabolic rate, and respiratory rate. It also raises glucose levels in the blood for use as fuel when more alertness or greater physical effort is needed. These reactions are known as the fight-or-flight response. Epinephrine is popularly known as what? More...
This Day in History

Li Yuan Becomes Emperor Gaozu of Tang (618 CE)

Emperor Gaozu was the founder of the greatest of China's imperial dynasties, the Tang dynasty (618-907 CE), which ruled over what was then the world's largest empire and initiated a golden age for art, science, and Buddhism. Before becoming emperor, Li Yuan, as he was then known, was governor of a province under the Sui Dynasty. When the Sui emperor, Yangdi, was assassinated in 618, Li Yuan reunited the empire and took power. Why did he later abdicate the throne in favor of his son, Li Shimin? More...
Today's Birthday

George Mallory (1886)

Mallory was an English mountain climber who participated in the Everest expeditions of 1921, 1922, and 1924. The 1924 expedition culminated in a bold and possibly successful drive toward the summit by Mallory and Andrew Irvine, from which they did not return. Mallory's body was discovered on Everest in 1999. His achievements and the mystery surrounding his final effort have made him a mountaineering legend. What "three most famous words in mountaineering" are attributed to Mallory? More...
Quotation of the Day
Kings are not born: they are made by artificial hallucination.

George Bernard Shaw (1856-1950)

Idiom of the Day

all bark and no bite

Full of talk that is more threatening or impressive than that which one can or will actually do. More...
Today's Holiday

Madam Lou Bunch Day

Lou Bunch Day is an annual reminder of the rowdy gold-mining days of Central City, Colorado, held to honor the town's last madam. The event features bed races, a Madams and Miners Ball, and the selection of a Madam of the Year. In addition, there are tours of old mining rigs and trains that take visitors into the heart of the mountains to see colorful veins of ore. Central City was settled in the Gold Rush of 1859 and became known as the Richest Square Mile on Earth—some $75 million in gold was mined there. More...
In the News

US Developing Virtual Range to Battle Cyberattacks

The Pentagon's advanced research arm, which is credited with having developed the forerunner of the Internet in the 1960s, is in the process of building a replica of the Internet that will function as a "virtual firing range" and allow researchers to simulate both foreign and domestic cyberattacks. The National Cyber Range is expected to be fully operational within a year, at a cost of about $130 million. It will have the ability to be completely reset after each experiment, allowing experiments on things like new network protocols and satellite and radio frequency communications to be run in quick succession. More...
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