April 25, 2007
DIY Boat - THis guy makes a Paddle Boat for under $20
Wow, check out the cool paddle boat this guys in China made for under $20! Li Zhiyuan assembles a paddle boat made of recycled materials on the river at a park in Hefei, east China’s Anhui province, April 23, 2007. Li, the designer of the paddle boat, spent one and half months making the boat using trashed wood, bottles, cans and bicycles w ... More
April 24, 2007
Rotating house!
Check out the Rotating House! They must have put a lot of work on it. Think about all the water pipes, electrical wires, and etc… that’s rotating with it… The Everingham rotating house is a 24-metre diameter octagon with a 3-metre, 360-degree verandah. The exterior walls are mostly glass and steel, and it has a COLORBOND® roo ... More
April 20, 2007
DIY SOLAR HACK - Cool collection of Solar Cooker HOWTOs
Check out the inclined solar cooker and the vast range of solar cooker HOWTOs here. Solar cooker available, generally fall under two categories. One is box type and the other is parabolic reflector focusing type .The cooking ability of existing box type simple solar cooker is seems to be not satisfactory in comparison to the cost involved. .Parabo ... More
April 19, 2007
Giant human hamster wheel powers Giant Nose Picking machine!
Download latest version of Flash to view video!. Click Here to View in Full Screen Mode Oh boy, I am looking forward to this cool giant nose picking machine powered by human hamster wheels! (at the Maker Faire) Here’s a fun interactive toy in the Rube Goldberg style. The “coin” is a 10′ human hamster wheel. Participants wal ... More
DIY SOLAR HACK - Pizza Box Solar Cooker
Check out this cool Pizza Box Solar Cooker which is very simple to make and you can cook pizza if you don’t have a microwave or an oven. This Pizza Box Solar Oven can reach up to temperatures of 275 Fahrenheit! Nice… Consumer, Consumer, Cool, Cool, cool_pizza, DIY-SOLAR-HACK, DoItYourself!, DoItYourself!, Earth, Earth, Educational, ... More
April 18, 2007
DIY SOLAR HACK - How to make a Parabolic Solar Cooker
Check out these really large solar cookers you can use to cook some food. Maybe they will be able to commercialize this and let people cook some steaks on it instead of using up our precious earth resources. One of the easiest beginnings for a parabolic solar cooker can be found in thousands of backyards across the United States-the satellite di ... More
April 13, 2007
ENERGY SAVING HOUSE - Heliotrop House that rotates to keep the sun in
Wow, check out this cool energy saving house! The balcony rail is a solar vacuum tube to heat water. Photovoltaics on the roof rotate independently to track the sun, generating four to six times the energy needed for the house, making it beyond zero energy and into “das Plusenergiehaus” or a “Plus-energy House.” If that is ... More
April 10, 2007
DIY HACK - Sound Trigger Circuit for High Speed Photography
Wow, check out this cool sound trigger circuit DIY for High Speed Photography! The general use is quite simple: setup a noisy event to trigger the flash. Since I am using the Sigma EF-500 Flash, which have an internal “dumb slave”, I activate a led to tell the flash when to fire. A more general solution can be found here. he circuit ... More
April 9, 2007
DIY HACK - AVR Ethernet Weather Station
Wow, check out this cool AVR ethernet weather station! My original plan was to have sensors for temperature, air pressure and wind. I started a prototype and it worked very well except for the wind measurement part. I have written a separate article about it: wind-vane-ver01.shtml. I plan to improve the wind measurement hardwa ... More
April 7, 2007
Snow surfing with a Antartic Snowbot
Check out some of the cool Antartic autonomous solar robots being developed here. Above is a picture of a guy (yes holding a laptop), snow-surfing at about 5mph… Not too bad on solar power, we give thumbs up for that. One morning, while taking walking behind the robot and dragging a sled of equipment for quantitatively measuring the strengt ... More
DIY HACK - Double the battery life
Check out this howto on doubling your battery life by replacing a linear voltage regulator (the thing that converts DC voltage, e.g. from 12V to 5V) to a switching regulator. Switching regulators are way more efficient than your typical off-the-shelve crappy regulators such as 7805 which get too hot too fast. Get the Dimension Engineering regul ... More
DIY - How to Collect Hydrogen and Oxygen!
Here’s a cool instructable on how to collect some hydrogen and oxygen! In this instructable I’ll give you a simple way to collect Hydrogen gas and if you want also, to collect Oxygen. Depending on the voltage and current that you use for the project this could be hazardous. I used a 14.4 volt power drill battery pack for the process bu ... More
April 4, 2007
Interesting Links for the day
Does Daylight Savings comin’ early really helpful? (via kottke) How to redirect Digg traffic if you are on a shared server using .htaccess file Orbitfiles Offers Six Gigs of Free Online Storage 8-core or quad-core Mac Pro workstatio Forget YouTube: Go To These Sites If You Want Hard Core Copyright Infringing Content Brain implants?!? Blo ... More
HACK - Window shade also acts as a solar powered Window Light!
Wow, check out this awesome window shade that also acts as a solar powered light! This is a continuation of a project from Design for the 5 Senses that I worked on with Michael Jefferson and Jae In Lee. It’s a window shade that doubles as a light. One set of strings would be to control the level of sunlight by adjusting the height of the sh ... More
March 29, 2007
DIY HACK - 120,000 Volt Van De Graaff Generator!
Download latest version of Flash to view video!. Cool, here’s an instructable that shows you how to zap stuff at 120,000 volts! It’s Frankenstein time. Who doesn’t enjoy the smell of ozone and the snap of a big fat spark? The dome is rotating due to vibration Although a Van De Graff generator has recently been posted I decided to ... More
March 28, 2007
Make a coffee with lasers!
Download latest version of Flash to view video!. Click Here to View in Full Screen Mode Holy S*#t, these guys can make some coffee with lasers! Well, we should be getting our dragon laser soon thanks to Frank! Tight! We will see if green lasers have a better effect on the taste of coffee… [Mr Beam] sent this in yesterday, but I didn̵ ... More