Blog

2026

Mar 20

Characterizing Unfamiliar JSON Without Reading It

A new tool for AI to grapple with large JSON files.

Mar 9

The unreasonable effectiveness of using AI to prompt AI

A look inside the plumbing of AI agents.

Mar 7

AI-driven MCP Security Proxy

Using Claude to build a less insecure MCP

2025

Dec 24

AI Dev - 2D Inverse Kinematics

A simple experiment in human-driven development with AI.

Nov 27

Fin-Ray Gripper

A compliant gripper mechanism inspired by the fin-ray effect.

Mar 28

Performance Tracking AI Through Air-gaps.

Condition monitoring your AI algorithms when you can't see the data.

Mar 21

Novelty Budgets for AI

Condition monitoring your AI algorithms when you can't see the data.

Mar 14

Data Drift In Practice

An analysis of data drift, written for a medtech startup.

2023

Aug 12

AngloDox Keyboard

A detour to flat keyboards, and the automated placement of keys.

Jul 23

Zeeland I Keyboard

Staggered columnar DIY bowl keyboard with flex PCBs.

Jan 27

Building a Resin Print Farm

A collection of advice for building a resin print farm.

2022

Jul 17

3d Printer Mishaps

Things don't always go as planned.

Jul 2

The Home Lab II

Upgraded 3D Printers and a CNC Machine!

Jun 10

DIY Wrench

Saving the day with a CNC machine

Apr 12

Toolhead Board Design

I attempt to improve TurboCAN, hilarity ensues.

2021

Nov 12

Printer Air Filter

Recirculating air filter for my Voron 2.4

Oct 15

Voron 2.4

My first high-end open-source printer.

Aug 1

IDEX Printer

A 3d printer design focusing on CNC parts.

May 13

Taig Flood Coolant System

Simple flood coolant system for a Taig mill.

Apr 27

New Taig Enclosure

Simple coolant-ready enclosure for a Taig mill.

Apr 21

Testing Code in Research

...and getting neural networks to actually learn something

Mar 27

Donating My Laser Cutter

Getting rid of a liability

Mar 27

Anodizing Aluminum

Surface finishing and dyeing aluminum

Mar 14

Bottle Openers

Aluminum on the CNC mill

Feb 27

Simple air-filter designs.

CNC Mill Series

Feb 8

Knife Scales

Woodworking on the CNC mill

Jan 30

Motor Control and Detachable Probing

CNC Mill Series

Jan 8

Mill Delivery and Assembly

CNC Mill Series

2020

Dec 16

Planning for the Taig Mill

CNC Mill Series

Nov 20

How Engineering and AI will work together.

A question from a friend about how engineering will be influenced by AI.

Aug 10

Switching Extruder Concept

Passive switching extruder for multi-material 3d printing.

Apr 10

Vacuum-formed Masks

Vacuum-forming rapidly produces cheap masks.

Apr 1

The Home Lab

Its grown over the years.

Mar 30

Laser-cut Face Masks

Laser cutting masks almost works.

Mar 20

The Design and Sealing of 3D-printed N-95 Masks

3D-printing masks isn't a trivial solution to the mask shortage.

Jan 26

Running a Diderot Course

Quick start project for running a class on Diderot

Jan 1

Airsoft Range at Home

A quick-and-easy basement shooting range

2019

Oct 27

Laser Etching Macarons

What not to do with a K-40 Laser Cutter

Aug 19

Advice for Undergraduate Admissions

Collected advice for a question I am often asked.

Jun 12

Controller Gimbal Centering

Modeling and optimizing physical designs with Sympy.

2018

Dec 20

Drone Photography

Capturing images from the sky.

Jan 3

Configuring a GPU Cluster

Linux Sysadmin 101.

2017

Sep 2

GPU Cluster Design

How to start and scale a GPU cluster.

Apr 17

1010-class Hexacopter Battery Holder

It is vitally important that the battery remains with the hexacopter during the flight.

2016

Apr 26

Logical Equality in Navelgazer

Turns out, "equal" is a difficult question.

2015

Aug 30

Step Planning for Hexapods

Taking first steps in motion planning.

2014

Aug 1

Dithering with a Dot-Matrix printer.

Working with the MSP-145

Jul 27

Making Websites Faster.

Requests, CSS, images and more

Jul 20

Building with Gulp

Abstraction and the streaming build system.

Jul 16

Templating with Jekyll

Techniques with Liquid

2013

Sep 21

Solidoodle 2

May 2

ORD

Two years of service.

2012

May 20

Arduino + Laser Tripwire + Camera

Because who doesn't want a laser grid protecting their computer?

2011

Feb 17

iPad Web App - Cache Manifests

Feb 5

Blinky, Inky, Pinky and Clyde.

Concurrent resource loading for websites.

Jan 31

3D Histogram

Visualizing color spaces.