A lot of research has been conducted into stress over the last hundred years. Some of the theories behind it are now settled and accepted; others are still being researched and debated. During this time, there seems to have been something approaching open warfare between competing theories and definitions: Views have been passionately held and […]
The solar system consists of the Sun; the nine planets, 67 satellites of the planets and a large number of small bodies (comets and asteroids). The inner solar system contains the Sun, Mercury, Venus, Earth and Mars: The planets of the outer solar system are Jupiter, Saturn, Uranus, Neptune and Pluto: The orbits of the
SMS technology may have revolutionised the world of communication but it has its flip side too.Children who regularly send SMSs to friends on mobile phones are at the risk of developing Repetitive Strain Injury, according to health experts.The thumb is not a very dextrous digit. It is good at grasping but not good for repetitive
Short message service (SMS) is a globally accepted wireless service that enables the transmission of alphanumeric messages between mobile subscribers and external systems such as electronic mail, paging, and voice-mail systems.SMS appeared on the wireless scene in 1991 in Europe. The European standard for digital wireless, now known as the Global System for Mobile Communications
The tradition of science and technology in India is over 5,000 years old. A renaissance was witnessed in the first half of the 20th century. The science and technology infrastructure has grown up from about Rs. 10 million at the time of independence in 1947 to Rs. 30 billion. Significant achievements have been made in
The practice of sati was a funeral custom in which the widow immolated herself on her husband’s funeral pyre.Few reliable records exist of the practice before the time of the Gupta empire, approximately 400 AD. While a couple of instances of voluntary self immolation by women as well as men are mentioned in the Mahabharata
Sania Mirza is the current youth icon in India. Coming from Hyderabad, this teenager is creating history in Indian tennis by becoming the first ever Indian to break into the top-50 WTA rankings. She also became the first Indian woman to win a WTA tourney when she lifted the Hyderabad Open trophy in February 2005.Her
When you hear the word ‘robot’, you probably get a picture in your mind of a clever mechanical man, perhaps R2D2 or C3PO from the movie Star Wars. That is how most people thingk of robots, but the robots that really exist today are quite different from the robots of comic books, cartoons, and science
Rabies, a virus of the nervous system and salivary glands is a fast moving killer, it’s not something to mess around with Rabies comes from the Latin word ‘to rage’. Rabies is easily associated with rage. When people think of rabies, they usually think of a mad raccoon or dog, foaming at the mouth and
Plastics are synthetic substances produced by chemical reactions. Almost all plastics are made from petroleum, except a few experimental resins derived from corn and other organic substances.‘Plastics’ derived their name from their properties to be molded, cast, extruded or processed into a variety of forms, including solid objects, films and filaments. These properties arise from
Winding 1,560 miles across northern India, from the Himalaya Mountains to the Indian Ocean, the Ganges River is not a sacred place: it is a sacred entity. Known as Ganga Ma—Mother Ganges—the river is revered as a goddess whose purity cleanses the sins of the faithful and aids the dead on their path toward heaven.
Physical fitness is the ability of the human body to function with vigour and alertness, without undue fatigue, and with ample energy to engage in leisure activities, and to meet physical stresses. Muscular strength and endurance, cardiorespiratory integrity, and general alertness are the overt signs of physical fitness. Physical fitness is usually measured in relation
A natural balance keeps us well supplied with ozone. Up in the stratosphere, small amounts of ozone are constantly being made by the action of sunlight on oxygen. At the same time, ozone is being broken down by natural processes. The total amount of ozone usually stays constant because its formation and destruction occur at
Al Qaeda was founded in 1988 by Osama bin Laden to consolidate the international network he established during the Afghan war. Its goals were the advancement of Islamic revolutions throughout the Muslim world and repelling foreign intervention in the Middle East.Bin Laden, son of a billionaire Saudi businessman, became involved in the fight against the
The Olympic Games begun at Olympia in Greece in 776 BC. The Greek calendar was based on the Olympiad, the four-year period between games. The games were staged in the wooded valley of Olympia in Elis. Here the Greeks erected statues and built temples in a grove dedicated to Zeus, supreme among the gods. The