In the piece, the argument of string theory critics is given as: ...

Schedule: The class meets once weekly. Topics and readings for each session are listed below. This course is being taught by two senior faculty members who are theorists and practitioners in ...

Here are Juan's notes on his Lecture 4. Here are Juan's notes on his lecture 5. Here are Juan's notes on his Lecture 6. Here are Juan's notes on his Lecture 7. Here ...

A few weeks ago I recorded a podcast with Robinson Erhardt, which has now appeared as String Theory and the Crisis in Physics. We mainly talk about the current situation of string theory in physics ...

Graeme Baker is an Assistant Professor with the Department of Statistics, and his research interests are in probability theory, partial differential equations, and applications of these fields. His ...

The Columbia Algebraic Geometry Seminar takes place on Fridays at 3:30 pm in 417 Mathematics Hall on the Columbia campus. All are welcome. Tea is served at 3 pm in 508 Mathematics Hall. The seminar is ...

The main goal of the slides is to explain the failure of the general paradigm of unification that we have now lived with for 50 years, which involves adding a large number of extra degrees of freedom ...

Ted Jacobson has put on the arXiv a transcription of a 1947 Feynman letter about his efforts to better understand the Dirac equation, in order to find a path integral formulation of it. The letter ...