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Guide to Space Exploration.
http://www.aerospaceguide.net/
Group with 30,000 members worldwide supplies professional resources, journals and event details.
http://www.ams.org/
Archaeology links, fieldwork opportunities, and electronic publishing of archaeological content.
http://www.archaeologic.com/
Articles on astronomy, cosmology and space exploration, with a regularly updated sky guide and the latest space news.
http://www.astronomytoday.com/
automatic bubble machines with new scientific function for fun and learning!
http://www.bubblemill.com/
Largest search engine for chemical and allied industry professionals. With more than 35,000 distinct and relevant URLs.
http://www.chemindustry.com/
Presentations including the latest presentation research and presentation humour. Did you know that the brain takes in information visually and that 55% of a presentation is visual.
http://www.clearlypresented.com/
FirstScience.com is a premier resource for science on the web. It offers science articles in various categories, a science quiz, links, poems, news and science facts amongst others.
http://www.firstscience.com/
HGH
Information on the human growth hormone.
http://www.hghacademy.com/
Buy hi res photos from the archives of the great observatories including Hubble Space Telecope, Chandra, ESO, Kitt Peak, & NASA Apollo Missions. Framed and matted to very large sizes.
http://www.skyimagelab.com/
Haldeman-Homme, Inc. offers full service installation and technical support for 3D printers, 3D scanners, CNC machines, laser engravers, mechatronics and robotics. 844-634-0002.
http://www.hhtechproducts.com/