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Online Dictionary - Multiple dictionaries including: English dictionary, medical dictionary, legal dictionary, financial dictionary, computer dictionary, thesaurus, dictionary of acronyms and abbreviations, dictionary of idioms, thesaurus, Columbia e...

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Founded to make astronomy, microscopy, and exploration of nature accessible and affordable, Explore Scientific helps the general public experience the adventure, wonder, and excitement of scientific exploration. We design, build, and sell telescopes,...

The Molecular Expressions website features hundreds of photomicrographs (photographs through the microscope) of everything from superconductors and high-tech materials to ice cream and beer.

Telescope.com: The friendly telescope experts at Orion Telescopes will help you choose the right telescope. Same-day shipping. 100% satisfaction guarantee.

Astronomy Telescopes from Meade, Celestron, Tele Vue, Takahashi, Accessories and eyepieces, CCD Imaging cameras from SBIG

Sky & Telescope, the Essential Magazine of Astronomy. News, observing tips, how-to advice, and more!

For over 65 years Edmund Optics (EO) has been a leading producer of optics, imaging, and photonics technology.

Celestron Telescopes: Manufactures Celestron Telescopes, telescope accessories, optics, computerized telescopes, binoculars, spotting scopes and microscopes for serious and amateur astronomers and hobbyists

Definition of word from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games.