Repair a Hole in the Wall

Glass is one of the least reactive substances known to chemistry. It is the standard container material for almost all lab chemicals because it's so inert. But there are a couple of substances that have strong reactions with glass. Sodium hydroxide, aka solid drain cleaner or ...more

Science-fiction writer Jules Verne predicted many scientific breakthroughs, including the moon landing, tasers, and nuclear submarines. In his 1874 book The Mysterious Island, Verne writes: I believe that water will one day be employed as fuel, that hydrogen and oxygen which ...more

Last week in New York, I saw the new show Otherworldly: Optical Delusions and Small Realities at the Museum of Arts and Design, at Columbus Circle near the edge of Central Park, between Broadway and Eighth. Below is the museum’s description of the show: “Otherworldly: Optical ...more

ATTENTION COLLISION REPAIR INDUSTRYHave you ever put your stud in your stud gun to repair a dent and the stud falls out before it reaches the panel? Sure it has, it has happened to all of us. However, the new Magna-Spot eliminates this problem with their exclusive (MPS), which ...more

If you want to install laminate flooring on your stairs I would recommend that you do a lot of research and find the information you will need to do it correctly. Installing laminate flooring on stairs can be tedious and time consuming and is a lot different than installing la ...more

Before last Sunday I hadn't been to a proper game store since I was in middle school. Over ten years ago. If you decide to stop reading right now because I obviously don't care enough about MTG to be writing this thing, I don't blame you. But I tell you, friends, as someone wh ...more

Microcontrollers are great. You can do anything from water your garden to catch wildlife trash diggers in the act—and on the cheap. I prefer to use the Arduino microcontroller because of the large and helpful community built around the website. Though it is my favorite, there ...more

It turns out that the popularity of soft circuit electronics has leaked out of the interwebs and into the hands of the U.S. military. Soft circuit electronics allow you to literally sew electronics circuits into fabric using flexible conductive thread instead of wire. Soft cir ...more

If you've ever been inside of a real laboratory, you probably noticed how expensive the equipment is. You'd never be able to afford even just one of those ultra high-tech machines required to splice genes or split atoms. Even the lesser machines can be prohibitively costly, in ...more

I have owned quite the plethora of electronics in my life. A commonality between most of these devices' screens is frozen or dead pixels. This is probably the most annoying thing about buying new hardware—your LCD, or worse, LED display has one or more pixels that continues to ...more

Many folks seem to treat their computers as a sort of mysterious alien technology that only the shamans of the IT Department can comprehend. You might have gotten it into your head that you're just not good at computers and will never understand them. On the contrary, getting ...more

Today, we're pleased to announce that WonderHowTo is getting a major site-wide update to make it easier to follow the subjects you're passionate about and to share your creations with people who will give you the kudos you deserve! We Built You a New WonderHowTo! In preparat ...more

Graffiti is a great way of getting your message out to the masses. The earliest known graffiti dates back to 30,000 years ago and used the traditional apply-paint-to-wall technique. Though our paint now comes in cans and not from scavenged berries, the actual graffiti process ...more

Welcome to Minecraft World! Check out our tutorials, post to the community corkboard, and come play on our free server! Looking to build an awesome one-way entrance into your base? Why not create an awesome drawbridge so that no one can enter without your permission? This sty ...more

You want to put out a live web server, but you don't want to be owned in the process. An expert eye for security is not needed if you take a few basic steps in locking down the hatches. Most successful attacks today are not the complex, time-consuming tasks you might think, bu ...more

Welcome to Minecraft World! Check out our advanced tutorials and come play on our free server. While mining is a basic aspect of Minecraft, it is often overlooked. Every adventure requires iron and diamonds and other ore and if you're playing in hardcore mode then you need al ...more

Dungeon Defenders is the most exciting craft game on the Fall 2011 release schedule. I got a chance to play it at PAX in August and interviewed developers Trendy Entertainment last month. After more than a year of publishing difficulty and delay, the game finally came out on P ...more

This article details the step-by-step instructions on how you can make a strawberry tower that can be used for your hydroponics/aquaponics system. The water dripping through the system contains the nutrients, so soil is not used. The growing media is expanded shale, but you co ...more

Are you tired of having to use two different enchanting tables when you want both low and high enchants? Are you sick and tired of hearing your faction/guild/clan members say that they need lower enchants because they don't have enough experience levels for high-end enchants? ...more

There are many impressive accomplishments in Minecraft, too many to name in fact. Sprawling builds, complex machines, and massive servers are the hallmark of Minecraft and things keep getting bigger and better. No one doubts the epic scale Minecraft has reached, but every once ...more

I know it seems a little redundant to post this when I've already posted a video, but it is kind of hard to get more than a vague idea from the video alone. I hope this sheds a little more light on the subject. I'm sure it also seems like I'm beating this idea to death, but th ...more

Installing Laminate Flooring on Stairs Laminate flooring can be installed on a flight of stairs, and this process can also be used when installing laminate on a floor and having to drop down a step to a sunken room. I will describe how to prepare and install laminate floorin ...more

Welcome to Minecraft World! Check out our advanced tutorials and come play with us on our free server. Gathering resources can be an exhausting business. Hours can be spent collecting feathers for arrows or in search of enough Ender pearls to find a stronghold. Luckily with e ...more

Okay, so i thought laser tag in the dark with a lot of obstacles with a little bit of a twist. Every time you get shot you get shocked, bad. To get the feel of maybe even a taser with that shock. In the taser tag arena there will be many many many other things to get you hurt ...more

the scenario.. an outdoors event. in which the food has been laced with a super strong laxative the more the better. eventually everyone will need to crap bad. the portapotty's are retrofitted with massive pumps inside the blue water filled with the most ungodly poop one can f ...more

Everybody loves the stars. Well, I certainly do. As a child I'd spend hours outside during summer nights marveling at the seemingly endless amount of sparkling dots spanning the sky. Maybe you have children of your own and want to create a sparkle in their eyes, or in your own ...more

Laminate floor planks look beautiful and add elegance to a home. However, if a plank gets damaged, it detracts from the beauty of the flooring. Do you call in a professional and pay tons of money to replace the plank? Thankfully, no. There actually is an easy way to replace a ...more

A common problem on bumper covers is that the tabs that attach the bumper to the car get broken. This is critical, as this is what secures and aligns the bumper cover. Many times, a broken tab is all that is wrong with the bumper cover. With the cost of these plastic parts $20 ...more

A step-by-step guide to replacing the side brush motor on bObsweep Standard or Pethair. Follow the video or multimedia directions in order to open up bObsweep, remove the main board, replace the side brush motor, then close your vacuum for future use. Video: . This repair requ ...more

You can spend all day putting up shelves and still have them end up crooked. Even if you've got a stud finder or a level, it's still easy to make mistakes, and a few millimeters is all it takes to screw make a shelf noticeably uneven. If you find yourself in this predicament, ...more

The guide will walk you through a power switch replacement on a bObsweep Standard or Pethair. It includes: Opening and closing bObsweep Removing and re-installing the battery Removing the main board and power switch Video: . The instructions for this repair are the same for b ...more

If you're going to build yourself a water gun to cool down this summer, or maybe just a useful water pump, you'll need some check valves. However, the most expensive parts of a water pump or DIY super soaker are usually the check valves. So, let's make some from scratch for as ...more

If the fan blade cracked, the hole where shaft goes is worn out, the fan blade not spinning properly, air from freezer section not blowing into refrigerator section, refrigerator section is too warm, you will have to replace the evaporator fan blade. You can follow the steps i ...more

Love chess, but hate having to stop in the middle of a game when you don't have time to finish? This DIY vertical chess set made by Redditor pigthunder will ensure you never have to abandon a game again. It hangs on the wall, so you can pick up where you left off anytime. Here ...more

When I first started with HoloLens development last April, one of the first things I created was a window. The purpose of that window was to be attached to a wall and give the illusion of being in a different space—an effect that is often referred to as a "magic window" effect ...more

From day one, my favorite thing about the Magic Leap One has been its portability. It's so well designed that it just screams to be taken out for a walk through the city. Alas, Magic Leap says the device is (currently) designed to be used indoors, preferably in settings contai ...more

While having multiple cable cords in your home is basically unavoidable in this day and age, having to deal with the eyesore of looking at them doesn't have to be. For a quick and easy fix, simply place an eye-pleasing box over your power strip and thread cords through strate ...more

If you don't have enough shoes to justify an over-the-door shoe organizer, you can still buy them for your home because they can pretty much organize anything that is small and can fit in a pocket. Shoe organizers, in addition to your many shoes, can also easily organize your ...more

Duct tape can be used for a variety of minor to major emergencies, from baby-proofing your power outlets to temporarily repairing the hole in your canoe. In a pinch, duct tape can serve as a handy band-aid, DIY clothesline and a not-too-shabby robot costume if you are in dire ...more

Jan Vorman has installed quick LEGO-fixes all over the world - from Italy to Germany to Israel to Holland. Jan's "Dispatchwork" work creates a contemporary twist: colorful LEGO-street-art added to historical, aged stone and brick. Platform 21 (the same group that brought us t ...more

Only three things in life are certain: death, taxes, and getting a dent in your car or truck. Even if you're as careful as possible, you can't always account for runaway shopping carts, wrongly thrown footballs, out-of-nowhere light posts, and other real-life annoyances. Howe ...more

These instructions are applicable to both bObsweep models. Follow the video or text descriptions to replace the disinfecting UV lamp on your automatic vacuum. This walk through includes: opening bObsweep, removing the main board, replacing the UV lamp, and putting Bob back to ...more

Every year, fans of Irish culture, as well as those looking to celebrate their own culture, come together on St. Patrick's Day, March 17. Although beer isn't an official component of the day, many often raise a glass of brew to commemorate the occasion and this year that acti ...more

Thanks to Apple's beta preview of iOS 11.3 released last week, app developers are already experimenting with the ARKit capabilities that will be available to regular users this spring. The highlight of ARKit 1.5 is vertical surface detection. The first iteration of ARKit was ...more

Are you looking for a get-rich-quick scheme? Need a way to buy that Tesla you lied about having? Well, I don't know how to get you that. But what I can tell you is there is an emerging market that pays pretty darn well, for work that's more than interesting. I'm talking, of co ...more

The HoloLens can do some pretty crazy things such as create a robot invasion in your walls, but it can also help you do simple stuff, like hanging frames, paintings, or anything else on those walls—after you repair them from the robot attack, of course. Video: . Brick Simple m ...more

Ironing is a serious chore: hot, unpleasant, and frustrating all in one, but necessary if you don't want to look like you crawled out of bed just before work. While you might only turn to your flatiron when faced with wrinkled clothing, this little appliance packs the power to ...more

I don't like paying for repairs, and I don't like purchasing extended warranties. When one of my gadgets break, I perform emergency surgery and try and fix it myself. It doesn't always go well, but I've managed to resuscitate a few iPhones, an HDTV, an Android tablet, multiple ...more

Sometimes the best place to hide something is where people least expect it, so in this project, we're making a super secret safe that only you'll know about. You'll need either a single- or double-gang plastic, old-work, electrical box made for existing walls, depending on ho ...more

So you bought a new flat screen, and now you have to tackle the next issue—you have to mount it somewhere. Most people go for the wall, which is the most obvious place, but if you want to go for something a little different, the ceiling is always an option, too. There are ple ...more