In this article, I'll show you how to make a high-powered, long-range, air-powered rocket gun. This launcher is based on a sprinkler valve, a modified propane tank, and a few other components. Though not hard to make, this device is VERY dangerous! The rocket can seriously harm, if not kill any living thing it's shot at. Here's a video of it in action, quite an accurate shot by my friend Chris... Parts
WonderHowTo is a how-to website made up of niche communities called Worlds, with topics ranging from Minecraft to science experiments to Scrabble and everything in-between. Check in every Wednesday evening for a roundup of user-run activities and how-to projects from the most popular communities. Users can join and participate in any World they're interested in, as well as start their own community.
Assuming that you're not a burglar-in-training, you may one day find yourself in a situation where you have to break into a home through a door chain lock. But what to do if you have no time to wait for a locksmith?
The possibilities are endless for 3D printing. With your very own 3D printer, you can make spare parts, circuit boards, inflatable balloons, duplicate keys, Minecraft cities, and even tiny replicas of your face. From a more artsy standpoint, you can make complex sculptures, like this cool mathematical sculpture of thirty interwoven hexagons by Francesco De Comite:
Hobby rockets are tons of fun. Vicarious astronaut adventures abound with every launch. What if you want to be closer to the action though? What if you want to feel what it's like to be in a rocket at takeoff? With the discovery of tiny keychain cameras, we have technology small and cheap enough to fit inside a model rocket!
When he's not taking orbital videos of Earth's auroras, NASA Astronaut Don Pettit is experimenting with water in zero gravity. He's already shown us how water droplets can orbit around knitting needles in a microgravity environment. Now he's playing with water again, this time—antibubbles.
Looks like Minecraft is getting some cool new features, including editable books and colorful wooden half slabs. Check out the video below to see the newest Minecraft Snapshot 12w17a in action. Warning: This release is for experienced users only! It may corrupt your world or mess up things badly otherwise. Only download and use this if you know what to do with a minecraft.jar file!
WonderHowTo is a how-to website made up of niche communities called Worlds, with topics ranging from Minecraft to science experiments to Scrabble and everything in-between. Check in every Wednesday evening for a roundup of user-run activities and how-to projects from the most popular communities. Users can join and participate in any World they're interested in, as well as start their own community.
Hydrogen gas has been a front runner in the alternative fuel debate for decades now. It is plentiful, inexpensive, and the only byproduct of its combustion is water vapor. In the following video, I demonstrate how hydrogen can be produced in large quantities using very inexpensive and common chemicals. Materials:
Hello, everyone. My friend and I recently released a Defense of the Ancients (DotA) map that went viral and thought I should share it with Minecraft World on WonderHowTo since you guys helped me out when I first started making videos! We were featured on Kotaku, RockPaperShotgun, Gamespy, The Verge, Joystiq and many more websites!Exciting!You can see the full details below are head straight here for the downloads.
Business owners and marketeers are diverting from traditional marketing techniques, including billboards, radio and TV advertising, brochures, and any other outdoor promotions, to cheaper but effective Internet marketing strategies. Under the new arrangement, business owners reach out to the final consumers through advertising on the World Wide Web.
Knitted balls can be used for all sorts of projects. The obvious is a Christmas ornament, but knitted balls can also be the basis for knitting toys or snowmen. And of course, they can be used simply as balls which make a lovely gift for a baby. They can be all one color, striped or patterned. To get started, follow the directions below for a one-color knitted ball. You will need to know how to knit on double-pointed needles, so if you need help with that, check out my other article.
Have a few light bulbs and a blowtorch? Then join the folks over at Harvard in a cool science experiment on the conductivity of glass. As you well know, glass is an insulator with low conductivity and high resistivity. In the video below, they flip the switch, demonstrating how heating the glass fuse enclosure from an incandescent light bulb can create a conductive material that completes the series circuit and lights the second light bulb. In the video, the two light sockets are wired in ser...
When you're just a child, there's nothing better than a clown and a few balloon animals to make your birthday party one to remember. There's just something unforgettable about experiencing a balloon twisting in action—the contortion of the balloon, that rubber smell, and the inevitable high-pitched squeakiness that fills the room until a bunny or giraffe appears.
Making home made pickles in just 5 hours... this is the simple way...
Want to highlight all the beautiful things about your face? Watch this video to learn how to apply highlighter to your face to bring out your inner beauty. Where
Ladies, be efficient with your time. If you are stuck in a car pool line or in traffic, spend that time to make yourself more beautiful! This video will show you how to do just that. 10 Seconds
Need some fresh clothes perspective? Shop in your closet and don't bother going out to the mall! Take your signature look, here in this case stripes, and put some new looks together without spending a dime. In this video, we show you three fresh looks for our model, all from her closet.
Oily skin can make your makeup smear, disappear, and look greasy. Our celebrity makeup artist, Deborah Altizio, shows you how to apply makeup to oily skin in this video. Primer
In this video, we show you how to use just one product, concealer, as your anti-aging tool. Concealer can help cover up all your signs of aging. Example: Olay Regenerist Eye Regenerating Cream & Touch of Concealer
Mike received a tiny medical pill-camera from a relative who had recently undergone treatment. The most surprising part apart from the utter grossness is that the camera transmits electrical signals straight through the human body to skin electrodes with no radio at all! Check out the video to see the camera and Mike's impressive mastery of the oscilloscope.
"Up-dos" can be sexy, chic, and perfect for daytime. In this video, our hair expert Eugene shows you how to create one in a just few simple steps. Mist hair
So, you scratched up your $500 Adobe CD and now it's unreadable. You could go buy a new one, but you already purchased it! Searching The Pirate Bay and downloading some Adobe software can usually be easy enough, but what should you watch out for?
WonderHowTo is a how-to website made up of niche communities called Worlds, with topics ranging from Minecraft to science experiments to Scrabble and everything in-between. Check in every Wednesday evening for a roundup of user-run activities and how-to projects from the most popular communities. Users can join and participate in any World they're interested in, as well as start their own community.
I recently bought a new telescope and thought I would share a few images that I have taken with it. I am very new to astrophotography, but I hope to be able to post up some more images in the near future.
As some of you Mad Science readers will remember, we recently covered the separation of water into hydrogen and oxygen using electrolysis. Passing a current through water can rend it apart, but we can also recombine that oxygen and hydrogen to make electricity! This is the principle behind those vehicles run by hydrogen fuel cell engines.
There are times when your pattern will direct you to slip a stitch. Usually, this is done on a knit row. I always slip the first stitch of every row because it makes a neater selvedge. It's a very simple technique. Here's what to do:
Lying is awesome. From a very young age, children learn that flat out denying the truth gets you out of trouble and helps keep you calm in the face of horror. But what happens when you just have to know if someone, say, used your toothbrush? You could ask them to take an expensive and arduous polygraph test.
Welcome to Minecraft World! Check out our tutorials, post to the community corkboard, and come play on our free server!
The key to achieving a matte look for oily skin is to have a makeup routine that can hide the shine and give you a matte finish. Watch this video for some easy tips on how to avoid the shine. Moisturizer
You don't have to diet to get a sculpted face. In this video, we show you how to make your face appear thinner in no time with bronzer. Bronzer
No time to wash your hair today? In this video, we give you a few tips on how to freshen it up and get that sexy mane in no time. Use dry shampoo
Don't ever be caught without your "go-to" items in your bag. In this video, Jennifer, Beauty Vlogger, shares her top seven makeup "go-to" items. Moisturizer
Who doesn't want a fresh, dewy look? In this video, we show you easy steps to get that natural, dewy look. Moisturize
Purple eye makeup is a great, fresh look for weddings and springtime. We'll give you some ideas in this video on how to wear this daring look. Apply Moisturizer
Flat irons are easy to use once you learn how to use them. In this video, we show you four simple steps to achieve straight, smooth and shiny hair. Wash
In this video, we show you how to get easy, loose, carefree waves in four steps. Use a curling iron without the clamp to make sure you waves are crimp-free. Tools
The little black dress, LBD, is a classic piece that every woman should have in their wardrobe. In this video, Synde Summer of ThinkThruFashion gives us some simple tips on how to wear your LBD to all sorts of occasions. Color
Most wouldn't think that "modern-boho" is appropriate for the office, but you can transform your gypsy garb into something professional and chic. In this video, Sydne Summer shows you how to do just that. Take cover
Sun-kissed skin is beautiful. But bronzer is the way to go for an instant, natural glow without subjecting your skin to harmful rays. In the video, we show you how to pick the right color and apply it. Skin Type
