A major religion of India and the fifth-largest faith in the world, Sikhism emerged in the Punjab under the guidance of the guru Nanak (1469–1539?). This region had been influenced by the Hindu…
EGYPTIAN OASISFIND OUT MOREGroundwater is water under the Earth’s surface. Most groundwater is found in porous rocks, which have tiny holes in them. If a hole is bored straight down through…
It All Adds UpGDP and the Players ThreeIntroductionAll Together Now: C + I + GGDP Is “The Economy”Consumers: Buyers, Buyers EverywhereInvestment: Business Buys as Well as SellsGovernment: He's Your…
Placing the InstrumentsWeatherMeasuring the AtmosphereThe Take on TemperatureIs the Pressure Getting to You?The Wind in the WillowsIt's Not the Heat, It's the HumidityMeasuring the RainPlacing the…
(Encyclopedia) aviation, operation of heavier-than-air aircraft and related activities. Aviation can be conveniently divided into military aviation, air transport, and general aviation. Military…
Mia Hamm leads the U.S. quest for a second World Cup title by Gerry Brown World Cup Update Soccer, a sport traditionally given little attention in the United States, will have its time in…
Think the Empire State Building, Grand Canyon and the Eifel Tower are the most-visited tourist attractions in the world? Think again. by Jennie Wood Grand Central Station, New York…
The Particle ZooTheories of the UniverseForces, Particles, and Some Cosmological GlueSize in the MicrocosmThe Forces You Already KnowThe Particle ZooThe Last Train to Quarkville One of the most…