• PhysicsWeb - collection of online resources for the physics community.

  • LANL archive - preprint archive in Los Alamos.

  • Physics Today - journal published monthly by the American Institute of Physics.

  • Unit converter - conversion of units.

  • Crystal lattice structures - an index of common lattice structures.

  • Physical constants - a list of fundamental physical constants

  • ChemSpider - Database of Chemical Structures and Property Predictions

  • NIST Chemistry WebBook The NIST Chemistry WebBook

  • Periodic table of elements

  • WebElements Periodic Table

  • The Periodic Table of the Elements, Standard Form

  • Grand orbital table - visualized atomic orbitals.

  • Orbitron (atomic orbitals and molecular orbitals)

  • Universe - astronomy picture of the day from NASA.

  • Shell programming - shell programming basics.

  • Linus Pauling and The Nature of the Chemical Bond: A Documentary History - Special Collections - Oregon State University

  • LAPACK drivers

  • Gnuplot Tips (not so Frequently Asked Questions)

  • Demo scripts for gnuplot version 4.2

  • Graphite Online Diamond Online TubeGen Online

  • Energy-Consistent Pseudopotentials of the Stuttgart/Cologne Group

  • EMSL Basis Set Exchange

  • Bilbao Crystallographic Server Brillouin zone from Bilbao server

  • Space groups including non-standard settings

  • The PracTeX Journal