February 28, 2007
Water Powered Batteries with MIT’s Walter Levin lessons
Download latest version of Flash to view video!. Click Here to View in Full Screen Mode This video proves that energy can be tranformed into a battery, perhaps confirming that it is possible to make a battery with a candle, lime, or potatoes. Thanks gfcgamer! battery, Circuits, Circuits, Consumer, Consumer, Cool, Cool, Earth, Earth, Educational, ... More
February 23, 2007
Virtual Reality Backpack
Check out augmented reality backpack from Tinmith! This seems almost like a physical layer of Second Life. Welcome to the new Tinmith backpack 2006. As you can see from the images of our previous systems below, the new version is lighter and more robust than ever! We have taken our eight years of experience in the field and built a system usin ... More
February 20, 2007
Lithium Extraction out of a Lithium Battery (of course, duh!)
Here’s a cool hack for extracting Lithium out of your Lithium battery for those of you scientists who need some Lithium fast! First you must obtain some dead lithium batteries. This shouldn’t be too hard, as most people will readily give them away when they no longer produce a sufficient current. Fresh ones will work too, but it’ ... More
February 1, 2007
DIY - Candle Powered batteries
Download latest version of Flash to view video!. Click Here to View in Full Screen Mode Remember our post on lemon powered batteries? This one’s even better, it uses 2 candles to power a small bulb, pretty powerful. So next time the light goes out, don’t light your candles, use your candles to power your flashlight, then when you run o ... More
December 4, 2006
DIY HACK - Run Christmas Lights on DC power or battery
Here’s a cool site explaining in detail how to run your Christmas Lights off a battery or by using a DC-AC converter. When you use a watt of electricity for an hour, that’s a watt-hour, or Wh. An amp of electricity for an hour is an amp-hour, or Ah. Batteries store such a tiny amount of electricity ... More
November 25, 2006
AirScooter II Ultralight Helicopter for 50Gs!
View This Video on You Tube You gotta check out the supposedly $50,000 personal helicopter. It is now becoming more and more practically for people to actually own a personal helicopter. The only thing is, it doesn’t look like it’s too sturdy for any kind of bad wheather. Well, looks are not everything, maybe it will perform under ... More
November 3, 2006
Coin Battery powers one LED!
Here’s a cool 1.5V battery made from coins that powers an LED! Great science experiment for kids and techy people like us. via make 1.5V, battery, Consumer, Consumer, Cool, Cool, DoItYourself!, DoItYourself!, Educational, Educational, Entertainment, Entertainment, LED, magic, magic, Zedomax ... More
October 5, 2006
DIY Nine Volt Candle-Lamps
This is great for making your own electrical candles OR for emergencies too! Combine the 9V battery from your kid’s RC racer and a LED-based candle and you get something that feels at home in a fancy restaurant as well as on your dining room table. Just a design for now, but these 9-volt candle dealies are pretty sweet, and we’d love ... More
