Links

Resources

OU Physics Department
Desire2Learn: Online class site which you will most likely be using at some point or another.
Wolfram Research: They created Mathematica, and consequently have quite a bit of mathematical information available.
HyperPhysics: A large Georgia State based entry level physics resource.
Wikipedia: Massive free online collaborative encylopedia.
MIT OpenCourseWare: A free and open educational resource (OER) for educators, students, and self-learners around the world.
Compadre Student Portal: This site provides resources for physics students to learn about REU programs all over the country!

National SPS
American Physical Society
American Institute of Physics
Nobel e-Museum: Site covering everything about the Nobel Prize, including a database of Prize Winner information, history, biographies, organizational information, and more.
National Science Foundation. Don't forget to search the REU Site Database for new summer research opportunities while you're there!

APS Careers in Physics: Job Listing by the American Physical Society. Inlcudes info on jobs in government, industry, and academia, as well as internship listings and resources for students and educators.
Physics Today Career Network: Physics and Engineering Jobs at the AIP Physics Today job board.

SPIRES: High-Energy Physics Employment Database maintained at the Stanford Linear Accelerator Center.
Jobs@LANL: Jobs at Los Alamos National Laboratory
Physics and Astronomy Job Hunting Resources: Resources compiled by the Berkeley Cosmology Group.
PhysicsWeb Jobs: Physics News, Jobs, and Resources managed by the Institute of Physics.
PhysLink.com Job Board: Jobs in Physics, Engineering and Astronomy, as well as Internships and other student opportunities.
NatureJobs: Current physics vacancies at companies and institutes worldwide. Managed by Nature Publishing Group.
JHIRAD Consulting: Top Jobs in quantitative finance.

Phil Plait's Bad Astronomy: A site aimed at debunking astronomical misconceptions which have been created and/or propagated mainly by the mass-media.
Bad Science: More on debunking myths of the natural world.
The Glossary of Mathematical Mistakes
CSICOP: Committee for the Scientific Investigation of Claims of the Paranormal, including the Skeptical Inquirer
How Things Work: Answers to how things work, given by a physicist.
How Stuff Works: Answers to how stuff works, given by a variety of authors
The Lifters Experiments home page by Jean-Louis Naudin. These things are just plain cool ;)
The Particle Adventure: A site maintained by the Particle Data Group at Lawrence Berkeley National Lab to enlighten the world with the beauty of fundamental physics.
Electron Band Structure in Germanium, My Ass - An undergraduate lab experiment gone horribly wrong (in some all-too-familiar ways). By Lucas Kovar.
Piled Higher and Deeper - the grad student comic strip. Makes you laugh, and then cry.