Archive · October 2026
CAD as Code with build123d: Change One Number, Rebuild a 220-Hole Facade Cassette
Learn CAD as code with build123d 0.13: model a 1200 x 600 mm aluminium cassette with 220 graded holes in Python, print mass and open area, export STEP.
Gravis Robotics: ETH's Excavator Brain Now Fits the Digger Your Site Already Rents
ETH spin-off Gravis Robotics fits AI kits to excavators sites already rent. From HEAP's dry-stone wall to USD 200M, and what Swiss offices must model now.
Kantonsschule Wattwil: The Toggenburg Forest Became the Floors of Its Own Valley's School
Gunz & Künzle's Kantonsschule Wattwil opened 10 August 2026: CLT ribbed slabs tied to concrete cores, built from 3,623 m³ of mostly Toggenburg timber.
Three doors into the model: what we let an agent touch after BIM-Edit and IFCMemoryBench
BIM-Edit and IFCMemoryBench measured LLM agents inside IFC models. A Zurich office turns 3.4 % and 32.4 % into a written model-access policy.
Castielerviadukt: the 84 m RhB bridge that gives a creeping mountain 75 cm of room
Bänziger Partner's 84 m composite viaduct for RhB rides 65‰ sliding bearings with a 75 cm reserve, 4,600 bolts and no field welds. How it was built.
Seven Lines of Plain Text Turn the Room You Draw Into an IFC Solid
Draw a rectangle, circle or L-shaped room and watch the IFC4 lines write themselves: three lines for a profile, one on the origin, four more for a solid.
Build the Rule, Not the Wall: The Next BSS Title Cohort Starts 1 March 2027
PAZ Academy's next BSS Title starts 1 March 2027: five months and 18 levels online, from Rhino and Grasshopper to Archicad or Rhino.Inside.Revit.
Rhino 8: Cut at 1.2 m, Print a Live 1:150 Plan
Cut a building at 1.2 m in Rhino 8, turn it into a live ClippingDrawing, scale it to 1:150 on a layout and print a vector PDF that follows the model.
Cold makes iron brittle. Two Oxford–Berkeley alloys stay tough at -253 °C
A Nature paper shows two Nb-Ti alloys with no brittle transition down to 20 K. Liberty ships, Tipper, and what S355J2 means under SIA 263.010.
Schmid Schärer win Meggen's new pool by building into the hole already there
Schmid Schärer Architekten win Meggen's new indoor pool unanimously from 72 applicants, with a timber scheme built into the 1973 pool's existing excavation.
