Cyclopedia.de
The Artcyclopedia is an index of online museums and image archives: find where the works of over 8, 000 different fine artists can be viewed online.
25, 000 American Biographies
ChestofBooks.com presents free online books on various topics
Explore the Moon. Discover its dramatic features and phenomena - often beautiful, sometimes bizarre, always changing. Inconstant Moon will take you on a new tour each night, with maps, photos, animations, selected links and even music!
COMSOL develops multiphysics software used by engineers and researchers to simulate real-world designs, devices, and processes across industries.
health from The Century Dictionary and Cyclopedia n. Soundness of body; that condition of a living organism and of its various parts and functions which conduces to efficient and prolonged life; a normal bodily condition. n. In an extended use, the general condition of the body with reference to the degree of soundness and vigor, …