Earth History What has happened through earth geologic history? Scientists have figured out a way to make a time scale by using rock sediment. By looking at a stacked …
Our Earth Earth, in geology and astronomy, the fifth largest planet of the solar system and the only planet definitely known to support life. Gravitational forces have moulded the …
Early Civilizations Many early civilizations expanded into the large and complex types of societies in which most people still live today. They occurred in major river basins and developed …
Dwarka Dwarka is a city situated on the west India on the sea coast; millions of years ago Lord Krishna had established this city. Krishna’s birth place had been …
Dreaming and Sleeping Dreams and dreaming are an important part of our lives dreams cultures of people around the world. They are a reliable source of insight, personal …
Dracula The vampire concept is thought by the most to be a myth that has crept into almost every culture. It has influenced many writers to write novels on …
Dolphins The majority of small tooth whales are called dolphins. They are mammals of the order Cetacea and the families Plantanistidae and Delphinidae and include about 50 species. All …
DNA Deoxyribonucleic acid and ribonucleic acid are two chemical substances involved in transmitting genetic information from parent to offspring. It was known early into the 20th century that chromosomes, …
Disney Try to imagine a world without Walt Disney. A world without his magic, humour, fantasy, and optimism. Walt Disney transformed the entertainment industry into what we know today. …
Dinosaurs Millions of years ago, long before there were any people, there were dinosaurs. Dinosaurs were one of several kinds of prehistoric reptiles that lived during the Mesozoic Era, …
