When our house was built, I put a server room next to my office. Unfortunately, it had only a small bathroom-style fan with a 4″ duct leading outside, and during...
Posted by Bill Olson
Categories: Home, Computers & Mobile, Workshop | 1 Comment
Lots of my friends have kids, and that means lots of birthdays. I wanted to have a custom present that’s easy to make and has lots of room to play,...
Posted by Ed Lewis
Categories: Home, Kids & Family | 1 Comment
A wave of your finger opens this magic treasure chest.
Posted by Gordon McComb
Categories: Arduino, Electronics | No Comments
Make a cheap, high-tech nozzle to eliminate turbulence and create incredible water effects.
Posted by Larry Cotton
Categories: Fun & Games, Gardening, Home | No Comments
Global domination for the young evil genius.
Posted by Steve Lodefink
Categories: Electronics, Fun & Games, Kids & Family | 1 Comment
Create high-voltage sparks using nothing more than falling water as the source of energy.
Posted by Matthew Gryczan
Categories: Science | 2 Comments
Several years ago I watched a viral YouTube video that starred Jerry the Dachshund, whose engineer owner had built him his very own automated ball launcher. I had two dogs...
Posted by Dean Segovis
Categories: Woodworking, Fun & Games | 4 Comments
See yourself as others see you with a true mirror.
Posted by Charles Platt
Categories: Science | No Comments
I have long been enamored of catapults. Invented around 400 B.C., they were used until nearly A.D. 1300. So for 1,700 years, catapults were arguably the largest, most expensive, and...
Posted by William Gurstelle
Categories: Fun & Games | No Comments
Back in the 1970s, my friend Wayne Gillis and I used to do light shows at science fiction conventions. We had the usual panoply of overhead, slide, and custom-made projectors,...
Posted by Jake Spurlock
Categories: Music, Home | No Comments
This lamp adds a romantic glow to any room. Designed to provide good airflow around the bulb, it seems to float magically on a soft ring of light around its...
Posted by Larry Cotton and Phil Bowie
Categories: Furniture, Home | No Comments
If you and a friend or relative live in different time zones, keep track with this two-faced clock.
Posted by Larry Cotton and Phil Bowie
Categories: Furniture, Home | No Comments
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