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Everything you wanted to know about dinosaurs--including how dinosaurs lived, what they looked like, and why they went extinct. Plus: an A to Z list of the most popular dinosaurs, discussions of dinosaur controversies, and news about dinosaur discove...

Chemistry is the study of matter and energy and the interactions between them. Get facts for the elements in the periodic table. Find chemistry demonstrations and experiments and science fair projects. Get chemistry homework help with worked example ...

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Groundbreaking developments in science, space, technology, health, and the environment

News and commentary related to clean, efficient and renewable energy for transportation, industry, government and home

Welcome to Museum of the Earth! Explore Earth through a unique mix of natural history displays, interactive science features, and art exhibitions. Located in Ithaca, New York.

Christian site for those who seek information about or related to a wide variety of subjects including Bible, New World Order, Roman Catholic, Freemasonry and end times

Quora is a continually improving collection of questions and answers created, edited, and organized by everyone who uses it.

Oil & Gas Journal. Petroleum news and resouces. Topics include oil and gas, petroleum, refining, petrochemicals, processing, oil and gas news, oil exploration, oil drilling, offshore drilling, directional drilling, oil industry production, oil an...