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Construction Physics

Essays about buildings, infrastructure, and industrial technology.

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Reading List — 08/15/2026

Home price declines, the Strategic Petroleum Reserve, The Boring Company fundraising, and more.

How Will the 21st Century ROAD to Housing Act Affect Housing Supply? Part II

This is the second installment of my look under the hood of the recently passed 21st Century ROAD to Housing Act, looking at what each provision actually does and trying to suss out its actual impact on housing supply.

Reading List 08/08/2026

The Endangered Species Act and housing production, why it’s hard for LEGO to use 3D printing, robotic welding and shipbuilding, modular data centers, and more.

What Will the 21st Century ROAD to Housing Act Do for Housing Supply?

A few weeks ago the 21st Century ROAD to Housing Act became law. This is an enormous housing bill that’s been in the works for roughly a year — I first discussed it on Statecraft back in 2025 — and folks are optimistic that it will, per its description, “increase the supply of housing in America.”

Reading List 08/01/26

Pepper-spray drones, China’s chip Manhattan Project, Commonwealth Fusion’s fundraise, and a proposed Dulles Airport renovation.

Why Is Everyone Trying to Build a Solid-State Battery?

A battery technology that’s getting a lot of attention is solid-state batteries, lithium-ion batteries that replace the liquid electrolyte with a solid material.

Reading List 07/25/26

China’s EV subsidies, the future of aeroderivative gas turbines, a US-Saudi nuclear deal, defective roadway guardrails, and more.

Can We Lower Construction Costs with Cheaper Labor or Materials?

Last time in our series on the nature of the construction productivity problem, we looked at economies of scale, finding that capturing economies of scale in homebuilding is difficult.

Reading List 07/18/26

A setback for California Forever, a $500 million artillery shell plant not producing any shells, the difficulty of recycling EV batteries, manufacturing wire harnesses, and more.

How Predictable Are Laws?

An enormous amount of ink has been spilled (some of it by me) on the trials and tribulations of complying with the National Environmental Policy Act, better known as NEPA.