In my recent Worlds of 1 Spatial Dimension article, I wrote about various one-dimensional worlds (the Income Line, the Rainbow Line, and the Aeolian Line) — all of them involving dimensions which are not themselves physical dimensions of space. What is the distinction between a general dimension and an honest-to-goodness spatial dimension? In short, what do we mean by saying that a dimension has something to do with physical space? Click here to learn more.
First Time Visitor?This site addresses various aspects of science, with a current focus on particle physics. I aim to serve the public, including those with no background knowledge of physics. If you're not yourself an expert, you might want to click on "New? Start Here" or "About" to get started. If you'd like to watch my hour-long public lecture about the Higgs particle, try ``Movie Clips''.
- At a Workshop on Hidden Particles at the LHC
- Celebrating the Standard Model: The Forces of Nature
- Celebrating the 34th Birthday of the Higgs Boson!
- The Size of an Atom: How Scientists First Guessed It’s About Quantum Physics
- Black Holes, Mercury, and Einstein: The Role of Dimensional Analysis
- E = m c-Squared: The Simple Dimensions of a Discovery
- Dimensional Analysis: A Secret Weapon in Physics
- News Flash: Has a New Axial Higgs Boson (Possibly Dark Matter) Been Discovered?