It is famously possible to continuously deform a sphere until it’s inside out. You have to imagine the sphere is something like a bubble, which can ‘pass through’ itself. This…
Visualize the Eversion of a Sphere
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Group Structural Realism (Part 3)
Part 1 | Part 2 | Part 3 | Part 4Group Structure and Theory Change. Can groups do a better job at surviving theory change than individual objects? Here’s one…
Group Structural Realism (Part 2)
Part 1 | Part 2 | Part 3 | Part 4Wigner’s Legacy. Yuval Ne’eman and Shlomo Sternberg have recorded an old particle physicist’s adage: Ever since the fundamental paper of…
Group Structural Realism (Part 1)
Note: This post later turned into a paper, which turned into a forthcoming article in BJPS. You can read the full preprint here: PhilSci Archive.Part 1 | Part 2 |…
Happy 2009! Five Tutorials for Philosophers of Physics
We need more free resources and more helpful tips in the philosophy of physics. There are certainly some out there, but it would be great if they were easier to…