Stories by teuobk

Homemade Copper Oxide Thermoelectric Generator Can Light an LED (2011)

A History of Early Microcontrollers, Part 1: Calculator Chips Came First (2022)

Energy-Harvesting Electronic Holiday Card 2024

The Secret Feature in Every LED [video]

The Pentagon Wants to Root Out Shoddy Drugs. The FDA Is in Its Way

Truck Border Crossing Times Map of Europe

An exclusive first taste of lab-made whiskey

How I had a bygone 72-pin connector remade just to play Duck Hunt

How long can you run a car without an alternator?

Hacker Unlocks ‘High Security’ Electronic Safes Without a Trace

Mining platinum from the road [video]

Non-obvious indicators that a transaction might be fraudulent

How I introduced a 27-year-old computer to the web

Quick summaries of evidence-based medicine

Pulp Entrepreneurship

Fun with Color Vision

Does Entrepreneurial Experience Dim Future Job Prospects?

How we got a Y Combinator interview but blew it

Well that sucks, what else you got?

How we learned that Stripe alone was costing us customers