All articles from Construction Physics

How Accurate Are Learning Curves?

We’ve talked several times on this substack (as well as in my book), about the learning curve, the observation that costs of a produced good tend to fall by some constant proportion for every cumulati

Reading List 12/20/25

Tesla’s robotaxi crash reports, a fusion startup merger, the decline of US injection molding, Wyoming’s snow fences, and more

How Bell Labs Won Its First Nobel Prize

Bell Labs, as we’ve noted before, was for years America’s premier industrial research lab.

Reading List 12/13/2025

Boom Supersonic’s gas turbine, the reliability of learning curves, a fake bridge collapse, using coal mines for geothermal energy, and more.