Eric writes – Over the past few weeks I built a 30″ tree ornament to go on a tree in front of my house. It uses 16 high-output red LEDs, an AVR ATTiny861 to do the animation (and dimming), and a ring made from electrical conduit. The link details the construction process, including a parts […]
Robert Bruce Thompson, co-author of Illustrated Guide to Astronomical Wonders, appeared on WNYC’s Leonard Lopate show last week: Please Explain: How to Be an Amateur Astronomer Anyone can learn to be an amateur astronomist – even here in New York City, where you often can’t see any stars! Richard Rosenberg, President of the Amateur Astronomers […]
Our homeboy Windell, over at EMS Labs, has posted a simple circuit for creating a dark-detecting LED light. It’s a power-conserving LED Throwie. A Simple and Cheap Dark-Detecting LED Circuit – Link
Hacked Gadgets has a link to a how-to PDF and an aftermarket solution for adding a push-button switch to a North American 2004 Prius to enable the EV (electric vehicle) mode. Hack your 2004+ Prius to allow EV Mode – Link
Here’s some fun year-end commentary on all of those goofy, dubious, or just plain dishonest hacks videos gunning for eyeballs (and big bucks) on Metacafe. Lame! Insane Car Battery Hack! – Link
Here’s a video of the Honda ASIMO humanoid robot, it can self-charge and serve drinks. Incredibly interesting robotics, but I still like Sony’s approach when they were in the robot race – the QRIO was never a robot slave in any way, it was a robotic friend – serving drinks is interesting and a good […]
Antti writes – Situation – A demand for a portable and self powered audio solution. Two weeks time and 250 euros budget: realistic equation? Well luckily I had my brother sharing the cost of this project and giving a helping hand on the construction work. The main idea of making a portable loud speaker system […]
