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Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.

Scientific physics forums for professionals and students to discuss serious issues and topics regarding physics in theory, practice, study and reality. Students can also find help for homework and career perspectives

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 ...

ipl2: Information You Can Trust features a searchable, subject-categorized directory of authoritative websites; links to online texts, newspapers, and magazines; and the Ask an ipl2 Librarian online reference service.

Discover science and technology at Los Alamos National Lab, where challenges are solved for the environment, medicine, space, national security and technology.

Rensselaer Polytechnic Institute educates the leaders of tomorrow for technologically based careers. We celebrate discovery, and the responsible application of technology, to create knowledge and global prosperity.

Education.com provides expert advice, features, columns, thousands of reference articles, and a community for parents of pre-school to high school students. Find parenting and educational resources, advice and tips right here at Education.com!

HowStuffWorks Science has explanations and colorful illustrations related to earth science, life science, and other wonders of the physical world.

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