Journal
Essays on light, sleep, air and the home. What the research says, where it is uncertain, and how it applies to real houses.
-

Plastics at home: what the evidence says, and what the PERTH Trial adds
Phthalates, bisphenols and microplastics, a new Australian trial, and simple ways to lower exposure.
-

Reclaiming ancient traditions
Mud brick and rammed earth: what they do well, where they fall short, and why the building code is slow to catch up.
-

Why we look at homes through medicine and engineering
What we mean by evidence-based advice for the home, and why we started Circadian Environments.