A railway looks like the most rigid thing in the landscape: steel lines running dead straight to the horizon, apparently welded to the earth. The reality underneath is the opposite,…
The round cover is a famous interview question with a famous answer, and the famous answer is correct but incomplete. Roundness solves one problem extremely well. The lid is solving…
A hole in a wall that has to behave like a wall. Here are fifteen compromises.
1. It Is a Deliberate Weak Point
A wall is there to keep weather,…
Nobody thinks of them as equipment, which is what they are. Here are eleven jobs.
1. Trapping a Layer of Still Air
Most of the insulating effect is not the…
Almost everyone pictures an anchor as a heavy thing dropped on the bottom, holding a boat by sheer mass. If that were how it worked, no ship could carry an…
It stopped being alive and it never stopped moving. Here are fifteen.
1. It Is a Bundle of Tubes, Not a Solid
Wood is built from long hollow cells that…