 The Earth and the Moon (The Solar System)
The planets Mercury,Venus, Mars, Jupiter, and Saturn—all visible to the naked eye—were known to ancient peoples. In fact, the Romans gave these planets their names as they are known today. Mercury was named after their god Mercury, the fleet-footed messenger of the gods, because the planet seems especially fast moving when viewed... | | The Great Design: Particles, Fields, and CreationAlthough modern physics surrounds us and its concepts are constantly referred to in every newspaper, even educated nonscientists find the subject intimidating in the extreme. Most attempts to explain physics to general readers are either obscured by masses of mathematics or gross oversimplifications written by laymen. Here at last is a... | | Web Database Applications with PHP & MySQLWeb database applications integrate databases and the Web. Well-known web destinations such as online auction sites, retail stores, news sites, discussion forums, and personalized home pages are all examples of web database applications. The popularity of these applications stems from their accessibility and usability: thousands of users... |
