Undecidability of the spectral gap
- Proving that determining whether a quantum material has a spectral gap is mathematically undecidable, like Godel's theorem.
What ails the Anglosphere?
- Why is Britain so bad at building things?
Abundance
- Why is everyone so bad at building things?
HS2. Why, why not, and what now?
- How Britain could build a railway.
A lot of population numbers are fake
- Exploring how demographic statistics in developing nations are often inflated or unreliable.