Here's a list of some websites that I find quite useful now and then:
General Science
- The NIST list of fundamental physical constants
- HyperPhysics — concept-based physics resource
- Scirus.com — scientific-information-only search engine
- Caspar's very useful Versatile Unit Converter
- MathWorld
- The Integrator from Mathematica
- WebElements Periodic Table
- ChemFinder
Condensed-Matter Physics
- Crystal Lattice Structures
- Derek Palmer's Semiconductors Information Website
- Surface Science Tutorials
- Lecture notes on Surfaces and Thin Films
- Oh, and here's a nice website all about diamond
AIMPRO
- Newcastle's AIMPRO pages
Sites of People I Know
- Bart De Vries and An Aerts
- Chris Ewels
- David Sque Illustrations
- Derek Palmer also runs websites for the towns of Lydford, Okehampton, and Tavistock in the county of Devon, U.K.
- Digby Architectural — the Oxford-based architecture business of my brother-in-law
- Jeroen Croon, whose Ph.D. thesis is available on Amazon U.K. and Amazon U.S.
- Lula and the Rainbow Rocket — a children's book by Hazel Boomkamp-Lee
- PeriodDramas.com — all about filmed period– and costume-drama adaptations
- SugarPal — a diabetes-management iPhone app developed by Luuk Tiemeijer
- The Wonder of Christmas