The Journal

Notes fromthe workshop.

Engineering essays, materials science and expedition reports. Written by the people who build the equipment, published when there is something worth saying.

EngineeringJune 2026 · 7 min

Why We Weld Where Others Sew

A stitched seam is a row of holes in the thing that keeps you buoyant. Inside the decision that defined our manufacturing line.

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Technology9 min

The Geometry of Perfect Trim

Trim is not a skill. It is a mass-distribution problem — and problems of physics have engineering solutions.

Materials5 min

The Case for Titanium

Grade-5 titanium costs eleven times more than stainless steel. Here is why we machine it anyway.

Expedition12 min

Field Notes: The Sulawesi Cave Survey

Three weeks, forty-one dives, and 2.8 kilometres of newly surveyed passage. Our equipment testing programme, in its natural habitat.