Open source plant watering alarm using ATtiny44A

Here is  an open source plant watering alarm based around the ATtiny44A. It uses a humidity sensor to detect when a plant needs to be watered. Your favorite plants need plenty of water to grow. If you keep forgetting to water your house plants you might be interested in this plant watering alarm device called […]

Shaizi (liars’ dice), street BBQ, and beer: guanxi the easy way

Guanxi means “face”, which is basically a Chinese system of respect in business and life. If a friend does you a favor, you owe them one back. If you do good business with a vendor, they treat you well. Westerners, especially, I think blow this way out of proportion. Maybe in the past it was […]

Making wine in Shenzhen: four months into a three week tour

Where we’ve been Dangerous Prototypes has been around four years this summer. This internet gig started at the DIY Life and Hack a Day blogs when I was a poor student roughing it in Amsterdam. A couple hundred bucks for a feature piece bought a lot of ramen stampot, and paid for an otherwise unsustainable […]

Bay Area Maker Faire 2013: ‘Get your stuff made’ presentation

Great turnout for the Get Your Stuff Made presentation! Ian talked about the ways open source is currently manufactured, and outlined the package we send to Seeed Studio to start a new project. Power Point Open Office PDF Thanks to everyone who came to listen!

Taco Crawl 2013 Thursday before Maker Faire

Every year before Maker Faire we spend a day in San Francisco to visit the Noisebridge hackerspace, Instructables, and other open hardware/DIY/hacker friendly people. Noisebridge is located in a neighborhood called the Mission District, and it has dozens of delicious Mexican taco shops called taquerias. We try to eat a carne asada taco at every […]

Shenzhen Mini Maker Faire 2013

This weekend was the second Shenzhen Mini Maker Faire. Shenzhen has the world’s largest electronics component market, the makers here have access to resources and tool most of us can only dream about. You know there’s going to be some amazing projects. This year the Maker Faire was in central Shenzhen, in the trendy and […]