Joshua Bell's Star Trek Page - Includes FAQ's about warp velocities, subspace, transporters, replicators, and the Holodeck. - http://www.calormen.com/Star_Trek/
Mark Noble: PADD vs. PDA - A comparison between PDA fantasy and PDA reality. - http://www.marknoble.com/content/pda/pda.aspx
Treknology.com - Small database on Star Trek's technology, science and physics in encyclopedic form. - http://www.treknology.8m.com/
Phasers - The Weapons of Star Trek - A guide to Star Trek weaponry. Includes information about all the Star Trek series. - http://www.phasers.net/
Relativity and FTL Travel Homepage - Introduction to relativity, why it doesn't like faster-than-light speeds, and what might theoretically be done about it. Includes section on physics and Star Trek. - http://www.physicsguy.com/ftl/
Journal of Applied Treknology - Focuses on design and function of ships, shuttles, ground equipment, and other systems, such as computers. Includes forum for submitting new ideas and commentary. - http://www.treknology.org
Warp Drive When? - Ever wondered when Warp Drive Propulsion will be possible? This paper discusses the breakthroughs needed. - http://www.lerc.nasa.gov/Other_Groups/PAO/warp.htm
Ex Astris Scientia - Database and articles on canon starships and technology. Includes galleries, episode guides, and a timeline. - http://www.ex-astris-scientia.org