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Randy's Rocks and Gemstones (Popularity:  )
Rock shop in northern California. Rock cutting and faceting fine gemstones. Will buy old collections.
Category: Science\Earth Sciences\Geology\Rocks and Minerals
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Polarized Light (Popularity: )
Fascinating facts about polarized light, from rainbows to beetles, from viking navigation to LCD displays. ...
Category: Science\Physics\Education\Light and Optics
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Utah Conservation Data Center (Popularity: )
Database of photos and fact sheets for animals and plants occurring in this state. Includes ...
Category: Science\Biology\Flora and Fauna
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Rainbow Optics - Star Spectroscopes (Popularity: )
Design, spectrum viewing, uses, and resources.
Category: Science\Astronomy\Amateur\Spectroscopy
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David Kalat Minerals (Popularity: )
Specialize in minerals from Russia, China, Pakistan and elsewhere.
Category: Science\Earth Sciences\Geology\Rocks and Minerals
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Prinknash Bird and Deer Park (Popularity: )
Gloucestershire. Set in a wooded valley at the centre of a monastic estate. Includes visitor ...
Category: Science\Institutions\Zoos and Aquariums\Europe
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Worcester Park Observatory (Popularity: )
Maurice Gavin's private observatory with 30cm Meade LX200 and various spectroscopes incl SBIG spectrometer.
Category: Science\Astronomy\Institutions\Observatories
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BookTalk (Popularity: )
Dedicated to the advancement of critical thinking, reason, intelligence, freedom of inquiry, philosophy and the ...
Category: Science\Science in Society\Skeptical Inquiry
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Sphere's To You (Popularity: )
A selection of mineral and gemstone spheres, hand or machine cut and polished. Also information ...
Category: Science\Earth Sciences\Geology\Rocks and Minerals
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Fish Passage Center (Popularity: )
Current and historic data on salmon and steelhead in the Snake and Columbia river basins.
Category: Science\Biology\Ecology\Aquatic Ecology
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The Total Solar Eclipse on 11 August 1999, pictures from Bulgaria (Popularity: )
pictures of the eclipsed sun from Bulgarian Black Sea Coast, and a bonus ... the ...
Category: Science\Astronomy\Eclipses, Occultations and Transits\Eclipses
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Worcester Park Observatory UK (Popularity: )
Optical and mechanical design, observations, equipment designs and reviews, papers, spectroscopy, observatory construction, and events.
Category: Science\Astronomy\Amateur\Spectroscopy
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Lamson Adventurers (Popularity: )
Includes Alice Springs and Ayres Rock information and photos.
Category: Science\Geography\Cartography
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Rainbow Optics (Popularity: )
Offers the Star Spectroscope line of spectroscopy instruments for use with any telescope. Products are ...
Category: Science\Astronomy\Business\Telescopes, Binoculars and Accessories
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Online Guide to the Snakes of Florida (Popularity: )
Descriptions and photographs, information on ecology and behavior, and identification of all 45 species.
Category: Science\Biology\Flora and Fauna\Animalia
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The Whirling Disease Foundation. (Popularity: )
Information on the progress of whirling disease research. Whirling disease, caused by the microscopic parasite ...
Category: Science\Biology\Ecology\Aquatic Ecology
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Bridges Over Niagara Falls (Popularity: )
Construction history and photographs of the bridges built at Niagara.
Category: Science\Technology\Structural Engineering\Bridge
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The First Suspension Bridge (Popularity: )
Biography and details of Ellet's design for the first suspension bridge over Niagara Falls.
Category: Science\Technology\Structural Engineering\Bridge
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Osmerus mordax (Rainbow Smelt) (Popularity: )
Fact sheet includes details on physical traits, range, habitat, and reproduction.
Category: Science\Biology\Flora and Fauna\Animalia
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Unweaving the Rainbow - Richard Dawkins (Popularity: )
A review and a link to other reviews of 'Unweaving the Rainbow' by Richard Dawkins.
Category: Science\Social Sciences\Psychology\Evolutionary Psychology
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Rainbow
