Vietnam, Climate

The northern part of Vietnam is on the edge of the tropical climatic zone. During January, the coldest month of the year, Hanoi has a mean temperature of 63° F (17° C), while the annual average temperature is 74° F (23° C). Farther south, the average annual temperature in Hue is 77° F (25° C) and in Ho Chi Minh City is 81° F (27° C); in the highland city of Da Lat, it drops to 70° F (21° C). The winter season in northern Vietnam lasts

Aytmatov, Chingiz

Aytmatov achieved major literary recognition with his collection of short stories, Povesti gor i stepey (1963; Tales of Mountains and Steppes), for which he was awarded the Lenin Prize in 1963. His most important works

Tear Duct And Gland,

Also called  Lachrymal, or Lacrimal, Duct And Gland,   the structures that produce, distribute, and carry away tears (drops of clear saline fluid that are diffused between the eye and eyelid). Tears moisten the membrane that covers the eye (conjunctiva) and facilitate motion. Tears are also secreted as a reflex response to various stimuli, including irritants to the cornea, bright lights, and hot or peppery substances in

Gabriel

Hebrew  Gavri'el,  Arabic  Gibra'il, Jabra'il,  or  Jibril,   in the Bible and the Qur'an, one of the archangels. Gabriel was the heavenly messenger sent to Daniel to explain the vision of the ram and the he-goat and to communicate the prediction of the Seventy Weeks. He was also employed to announce the birth of John the Baptist to Zechariah and to announce the birth of Jesus to the Virgin Mary. It is because he stood in the divine presence

Lancaster

City, seat of Lancaster county, southeastern Pennsylvania, U.S., and the centre of a metropolitan area comprising a number of small towns and boroughs, 71 miles (114 km) west of Philadelphia. The original site on Conestoga Creek, known as Gibson's Pasture, or Hickory Town, was made the county seat in 1729, the year after Lancaster county (named for the English city and shire) was created.

Earth Sciences, Cloud physics

Studies of cloud physics have shown that the nuclei around which water condenses vary widely in their degree of concentration and areal distribution, ranging from six per cubic centimetre over the oceans to more than 4,000,000 per cubic centimetre in the polluted air of some cities. The droplets that condense on these foreign particles may be as small as 0.001 centimetre in diameter.

Duroc

Breed of pig developed between 1822 and 1877 from the Old Duroc pig of New York and the Red Jersey pig of New Jersey; it was formerly called the Duroc-Jersey. The Duroc proved particularly suitable for feeding in the United States Corn Belt; by the 1930s it was the predominant breed in the United States, a distinction it held intermittently throughout the century. Exportation has

Grable, Betty

Grable was set on the road to stardom by her mother,

Performing Arts

Grable was set on the road to stardom by her mother,

Zollverein

The movement to create a free-trade zone in Germany received great impetus from economists such as Friedrich List, its most active advocate in early 19th-century Germany. In 1818 Prussia