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How To : Turn pennies into silver and gold coins with zinc

One of the most famous and repeated chemistry experiments involves money. Some would say this is more of a trick than an experiment, but you can be the judge of that. No one can just turn pennies into silver or gold coins, but someone with a few chemicals can. So, if you want ...more

How To : Make a latex skin over carved foam

Are you in need of some kind of mold or cast for your next feature film, but need to save a few bucks? As an alternative to casting (making a shape from a mold) one can carve foam into a desired shape and then coat the foam with liquid latex. This will not create a perfectly s ...more

How To : Use Sephadex gel filtration for chromatography

The Department of Biological Sciences at the University of Alberta brings you this video tutorial specifically relevant to your student laboratory courses, specifically microbiology. If you're a student at any school of biology, this information will be helpful for learning ho ...more

How To : 10 Fabulously Practical Uses for Scotch Tape

Scotch tape may not be as versatile as duct tape when it comes to mending things, but it still has a number of weirdly practical uses that goes beyond taping down wrapping paper and sealing envelopes. Double-sided Scotch tape can be used to discourage cats from using your fav ...more

How To : Understand how metals react in hydrochloric acid

In this video tutorial the instructor talks about Hydrochloric acid (HCL) and how it reacts to a few metals. To try this out take 30 ml of concentrated hydrochloric acid in a beaker. You need to employ caution while handling acids, especially if you use strong ones. Now you ca ...more

Raspberry Pi : Physical Backdoor Part 1

This tutorial is one technique to use the full functionality of your Pi. The small size makes it ideal for inside hacks, but still has the capabilities of a average desktop or computer. I should mention that a tutorial that OTW has done, but I'm gonna take it a step further. O ...more

How To : Make a fiberglass mold layup for car speakers

Check out this video tutorial on how to make a fiberglass mold layup for car speakers. For fresh molds you must put several layers of wax on and I would consider PVA as well if the mold is less then a week old. Always use PVA (or equivalent) on your plug surface before molding ...more

How To : Make the traditional arrowhead friendship bracelet

This video teaches you how to make an arrowhead friendship bracelet. The first step is to pick five colors of string. Then cut 2 pieces of string of each color. All 10 strings should be of the same length. Lay out strings adjacent to each other on the table in this color 1, co ...more

Build a Home Arcade Machine : Part 1

Remember the arcades? Were you saddened when they closed up one by one, leaving no outlet to actually go out and socialize while you played video games? With all the home consoles and internet connectivity, gaming has evolved, but the social factor has been eliminated. Sure we ...more

How To : Make a Support Halter Top

To make a support halter top shirt, you will need: Pattern for a basic bodice Draft paper or newspaper Yardstick Pen or pencil Scissors Cotton fabric 2 foam bra cups Matching thread Watch the following video for visual instructions, and make sure to reference the text below. ...more

How To : Make Custom-Shaped Chocolates at Home

It is a truth universally acknowledged that food molded into fancy shapes somehow seems tastier. That's true even with chocolate, which is inherently delicious. Now, while you can buy chocolate that's been pre-molded into fancy shapes, you can have a lot of fun and save a few ...more

How To : 8 Unexpected Uses for Elmer's Glue

If you miss the weirdly satisfying sensation of peeling dried Elmer's glue from the surface of your skin, you can relive this childhood tactile memory by using it to remove splinters from your skin. Simply apply a thin layer of glue to the affected area, wait for it to dry, th ...more

How To : Secure Any Android App with Your Fingerprint

When Google released the Nexus 5X and Nexus 6P, they added official support for fingerprint scanning to Android's main code base. On the surface, this was done to ensure that the fingerprint scanner in their own devices could be used to its full extent, but because it was adde ...more

How To : Make saj bread

Saj bread is a flat round bread baked on an upside down iron wok hot surface. It is baked on a domed or convex metal griddle, known as saj. This is an easy recipe to make it.

How To : 9 Weird Body Hacks You Should Know About

If you need to relieve an itch in your throat, you can try getting rid of it by scratching your ear. Or if you accidentally give yourself brain freeze while eating ice cream, you can press your tongue against the roof of your mouth and cover as much as surface area as possible ...more

How To : Make a USB fan

If things are getting a bit stuffy at your desk, don’t fret. A cool breeze is just a USB slot away. Watch this video to learn how to make a USB fan. Step 1. Retrieve computer fan Look online or at your local computer-repair shop for a plastic computer-cooling fan. Or, disman ...more

How To : Food Processor Pasta Is So Easy Anyone Can Do It

Fresh, homemade pasta definitely beats the dried stuff from the store. However, most of us aren't usually in the mood to knead dough for 10 minutes... or to clean up a sticky, doughy, floury mess afterward. Lucky for us, there's an easier and cleaner way to make pasta in a qu ...more

How To : 15 Super-Practical Uses for Petroleum Jelly

In 1859, 22-year-old chemist Robert A. Chesebrough accidentally discovered petroleum jelly when he visited a working oil well in Titusville, Pennsylvania. Oil workers complained of a gooey substance referred to as "rod wax" which kept getting into the machinery and slowing the ...more

How To : Illustrate with markers and colored pencils

Watch this fine art video tutorial to learn how to illustrate with markers and colored pencils. "This video shows my process for making an illustration (non tradigital). I use illustration markers (usually prismacolor) and color pencils (usually prisma once again) and a wax b ...more

How To : Track ADS-B Equipped Aircraft on Your Smartphone

Flight disruptions can cost billions of dollars, but most modern commercial flights rely on air traffic control systems that harbor serious vulnerabilities. The Federal Aviation Administration uses an infrastructure called NextGen, which relies on Automatic Dependent Surveilla ...more

How To : Do the tumble turn in swimming

This quick how-to animation demonstrates how to do a tumble turn in swimming. Follow along and see how easy it is to do tumble turns. The main purpose of the tumble turn is to finish one length and begin the next as fast as possible. In freestyle races, you do not have to touc ...more

How To : Transfer super 8mm film to your computer

Do you have old super 8, or 8mm film lying around? In this video, learn how to transfer that film to your computer without spending loads of cash. You Will Need: • A smooth, white wall or piece of white paper • A flat, raised surface or table • A super 8mm projector • A r ...more

How To : Create a Simple Procedural Brick Texture in Maya

This is a guide to making a very simple procedural texture for Maya. As with all procedural textures, the basic texture can be refined and added to. It's a texture! Open up the Hypershade (Window > Rendering Editors > Hypershade). This is where you can edit any textures as w ...more

How To : Open a Wine Bottle Without Using a Corkscrew

What do you do when you have a bottle of wine ready to uncork, but no corkscrew on hand? Grab yourself a towel (or any cloth that you can wrap around the wine bottle), stand near a sturdy vertical wall or tree, and start hitting the bottom of the wine bottle in rhythmic and e ...more

News : Minecraft World's Ultimate Survival Guide, Part 5

Welcome to Minecraft World! Check out our advanced tutorials and come play on our free server. Part 5 in Minecraft World's Ultimate Survival Guide is, for me, the longest article to write. Since I squeezed out a lot of information from other areas to put into survivability, i ...more

How To : 10 Weird Ways to De-Stress

We've all heard that deep breathing exercises, calming music and a good night's sleep help relieve stress, but what are some other unconventional tips to help you feel more calm and relaxed during hectic times? Drink orange juice. Listen to some white noise. Massage your ear ...more

News : Sew No More! Spray on Dress (Better Not Melt...)

Fashion designer Manel Torres has teamed up with scientists at Imperial College London and designers at the Royal College of Art to invent spray-on clothing, an instant, sprayable, non-woven fabric-in-a-can. The innovative product (called Fabrican) promises to be useful in th ...more

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