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News: This Giant Glass Globe Turns Moon and Sunlight into Power—Possibly Even Solar Death Rays!

André Broessel of rawlemon has developed a solar energy generator that can use both sun and moonlight to create usable power. Oh... and it's gorgeous. The device is essentially a huge glass sphere filled with water that uses a ball lens to refract light in a way that increases energy efficiency by 35 percent. It's completely weatherproof and has an optical tracking device, meaning that it can be incorporated into architecture. Here's a concept design of how it could be used to power buildings...

News: Potassium Chlorate—How Pyromaniacal Mad Scientists Take Care of Cockroaches and Pesky Gummy Bears

Pyromania is definitely nothing new on WonderHowTo. From flamethrowers and hydrogen fireballs, to flame-making pistons and wine corks, to simply burning steel wool fireworks and DIY smoke mix, we've covered it all. But when pyromaniacal mad scientists feel the need to release some tension in the lab, gummy bears and cockroaches become the victims of euphoric oxidation by way of molten potassium chlorate. A recent video by famous YouTube chemist NurdRage shows one of mankind's most despised cr...

How To: Brew Your Own Sun Tea

Assuming that you are living north of the equator, ‘tis the summer season for brewing your own sun tea. Unlike the conventional method of dunking tea bags in boiling hot water for several minutes, sun tea is brewed over the course of several hours through the natural heat of direct sunlight.

How To: Solve a system of linear equations by substitution

System of equations is nothing but a system which contains more than one linear equations. This system of equations can be solved to arrive at the solution of the system. A simple system of the linear equations can be a pair of equations. To solve this kind of system you can employ the substitution method. So take the two equation of the system. Solve for the value of y in the first equation in terms of x. Now take this value of y and substitute in the second equation y value. Now the second ...

How To: Draw a shy chibi angel character

In this "how to" video, we learn how to draw a "chibi" form of an angel. Chibi is a Japanese term meaning "short person" or "small child". It has become a style of art in which Japanese Anime and Manga artists attempt to make all of their characters into "cute", childlike characters (with small bodies, large heads, and large eyes). The artist in this video shows his/her step by step process of drawing a small "chibi" angel holding tightly onto a heart. The artist starts with the eyes, then wo...

How To: Slipstream Windows installations

Gigafide will show you how to slipstream Windows installations. You need to go to Vlite and download the program for Windows Vista. Install and run it. Select install at the main window. Use 7-zip to extract the ISO file. Next, go to that folder and run startcd.exe. You click next, agree to the terms and install it to the Vlite folder. Go to that folder, then Tools - x86 and select the file wimgapi.dll. Copy and paste that into the main Vlite folder. Go to Vlite, select your Windows Vista dis...

How To: Calculate standard deviation

Looking to find the standard deviation of your set of values? Standard deviation quantifies how diverse the values of your data set are, and is useful in determining how different your numbers are from each other.

How To: Manscape

If you're metrosexual, you definitely need to learn the skills of manscaping. If you aren't familiar with the term, then your metrosexuality is just amateurish, and you don't want that, do you? You need to learn about and acquire all of the manscape skills to really succeed.

How To: Make sauerkraut the old fashioned way

No summer picnic is complete without hot dogs; and no hot dog is complete without the sauerkraut! In this tutorial, learn how to make this deliciously sour topping from scratch. Sauerkraut is actually quite easy to make and tastes much better fresh than it does coming from a can.

How To: Remember the parts of the cell

Are you much for science? Cytoplasm. Nucleus. Endoplasmic reticulum. Organelle. These words might sound alien, but breaking down the parts of a cell and their functions will help you remember. This is one of the best ways for cell identification, and it's perfect for science class studying.

How To: Run multiple Windows operating systems simultaneously

If you want to run multiple windows operating systems at the same time you first need a Windows computer, the installation disk for the operating system you want to run, and Windows Virtual PC 2007. To install this, first type in Virtual PC 2007 to Google, go to the Microsoft link and download and install the program. Now, open the Virtual PC and click next on the wizard. Name your hard disk and click next until you choose where you want this at. Now your virtual hard drive is created. Now, p...

How To: Use Google Maps with the Blackberry Storm 9500

In this how-to video, you will learn how to install and use Google Maps on your Blackberry Storm 9500. First, go to the main menu of the device and go to applications. Now, find Google Maps on this list. Click on it and press Install. Now it will connect to the internet. Scroll to the bottom and click agree and then download on the next page. Once it has finished installing, click ok or run. Now, close the browser and go to applications. Select google maps in order to use it. It will load and...

How To: Stage your home for sale

In this video Andrea Osterkorn demonstrates how to stage your home for sale. It is not a comfortable process to transform your home into a home for sale. The entry way should be inviting because first impressions are important. Closets should be cleaned out. Consider renting different furniture for the living area to make it more open and inviting, and move it around to create an impression of space. Add accessories and let natural light in. Try to depersonalize the room and remove clutter so...

How To: Simply use a flash on a Nikon DSLR

There are a lot of things that a flash can do for you when you are taking pictures. It can be used to fill shadows, light up subjects, and much more. The video demonstrates the various tilt and pan settings that the flash can be used in for bouncing light in various circumstances. Ceiling bounce tends to add unwanted shadows under the chin and eye brows when doing portraits. The side bounce from a pan adds light from a specific direction. Flashes have different modes to offer including pre-fl...

How To: Easily make a sponge cake

In this video from Gourmet Magazine we learn how to make a Génoise Cake which is a fancy French term for a Sponge cake. Soak eggs for 5 minutes in warm water. Add 6 eggs, vanilla extract and sugar to a bowl. Whisk this. Then beat for 10 minutes with an electronic mixer. Sift the flour onto a piece of parchment paper and spoon into 1 cup. Level it off. Now the mixture should be ok. Lift it and fold it on itself. Now add 1/2 teaspoon salt onto the flour. Now sift flour over mixture in thirds. I...

How To: Wash pillows

Remove all those dust mites and pet dander from your pillows on a regular basis with a good wash in hot water. Pillows can be a little trickier to wash than other linens so keep you pillows fresh and new by following proper washing instructions.

How To: Fire up your metabolism

This video focuses on strategies you can use to boost your metabolism--one-step needed in order to lose belly fat. Obtaining a faster metabolism will train your body to burn more calories throughout the day. The first step to boost your metabolism is through strength training, which means developing leaner muscle mass. This will result in long-term investment for caloric burning. The second step involves exercising in the morning; this will help you burn calories more easily throughout the da...

How To: Make mango chutney

Chutney is a term for a class of spicy preparations used as an accompaniment for a main dish such as chicken or fish. Serve this delicious mango chutney with your prepared fish or chicken dish tonight.

How To: Explain American football

American Football may seem easy to follow, but it can be hard to explain to a first-time spectator, like a European, or a hermit. Learn how to explain the game of American football to those who aren't in the know.

How To: Take good notes in class

Do you write down everything you hear—then get overwhelmed when it’s time to study? Save time—and improve your grades—with this note-taking system. Learn how to take good notes in class with this Howcast guide.

How To: Leave a job on good terms

While it may be tempting to tell your boss where he can stick his letter opener when you’re ready to quit, it’s not a great career move. You will need a job to resign from, good stationery, acting skills (optional). Submit resignation. Submit resignation.