Watch this science video tutorial from Nurd Rage on how to make copper sulfate from copper and sulfuric acid in three ways. They show you how to make copper sulfate from copper and sulfuric acid using two chemical methods and one electrochemical method. Copper does not direct ...more
A modern iPhone is capable of running sophisticated, exquisitely-rendered games that rival titles on current-generation consoles. However, there is some value in classic video game titles, whether you grew up playing games on the Atari 2600, Nintendo Entertainment System, and ...more
Welcome to the sequel to the latest post on writing 64 bit shellcode! This tutorial will assume that you are aware of everything mentioned in the last one, as I will try to make this tutorial void of formalities and straight to the point! If you have not read the last one, I s ...more
Selfies are on there way out. Not because I said so, but just because I want them to. They're both aberrant and curious. They carefully hobble between the lines of self-exploration and crippling insecurities terribly masked as blatant narcissism. They're like a horrible car a ...more
It's hot this summer, but it's not that easy to cool down when you're on the go. You can't take an air conditioner with you, and a handheld fan will just tire you out, so you'll need to find more creative ways to cool down when you're on the go. One of these ways is a DIY sola ...more
Giveaway Tuesdays has officially ended! But don't sweat it, WonderHowTo has another World that's taken its place. Every Tuesday, Phone Snap! invites you to show off your cell phone photography skills. Submit your best shot to our weekly competition for a chance to win an awes ...more
This video shows you how to create a glowing object in Adobe Flash CS3 Professional software. This is a tutorial video for beginner level viewers. Making objects glow is one of the many effects that can be applied in Flash. In this video the narrator draws a shape, converts th ...more
With a simple web-based tool, you can hide secret messages for family, friends, and fellow spies inside of plain text communications, and anyone that intercepts the messages will be none the wiser. Steganography is the art of hiding secret messages comprised of text, code, au ...more
There are seemingly endless photography apps for the iPhone—it is perhaps one of the most popular arenas for application developers. We've covered a few in Giveaway Tuesdays, but nothing comprehensive. We would be remiss to omit the two most popular frontrunners—Hipstamatic ( ...more
In 1958, Patrick Flanagan invented the Neurophone, a device patented in 1962 that allows radio signals to be picked up by the human nervous system. The skin is the organ that receives the signal, converting it into a modulated molecular vibration, which the brain interprets in ...more
For most carriers, "unlimited" data plans aren't really unlimited, and they still cost more than data limited plans. So while subscribing to music streaming services and storing your own music library in the cloud may be more convenient, it may eat your data up like candy. To ...more
Going green doesn't mean we have to give up classic American traditions like Monster Truck rallies. This cute little Smart car was converted into a Monster Truck by Greek rally champ, Stefan Attart. According to Edmunds: "The head-turning Smart combines the body shell of th ...more
One of the most popular usages of modern-day smartphones is listening to music. It doesn't matter if you download or stream your tunes, you are part of a massive group of users who do exactly the same. While statistics are a bit foggy on how many smartphones users download mus ...more
Theo Gray of Gray Matter explains the principle behind sending steel up in flames- as long as it's steel wool, of course. The process is beyond simple. Spend 2 bucks and 2 minutes: purchase a steel wool pad, hold in pliers, light with a match. But the question is, why is steel ...more
Hear me out. No, really. Before you sharpen your pitchforks and give me anecdotal evidence of your Chinese restaurant syndrome, I think you need to know a few things about monosodium glutamate. First of all, it's a naturally-occurring chemical compound that can be found in any ...more
A few weeks ago I wrote about Atomic Web as the best web browser for iOS devices, and while I believe it is a superior option, Atomic Web is not the only alternative web browser you can use on your iOS device. There are three more—Dual Browser, iCabMobile, and iSwifter—that ar ...more
It's believed that most iPods carry the Wolfson Microelectronics WM8975 codec and although it does a great job converting the digital audio on the iPod's drive into analog audio, the iPod's amplifiers don't make the sound loud enough to hear through your headphones. Take a loo ...more
There's no default keyboard on the Apple Watch, but watchOS has another way to let you type text out for emails, messages, music searches, and more on the small display, and that's Scribble. With it, you simply draw letters and other characters on the screen with your finger, ...more
When Apple‘s iTunes was introduced back in 2001, it rekindled my interest and purchasing of music. I was so excited by the program that I immediately started converting all my rather large collection of CDs into MP3 tracks. I then sold off my CDs and remaining vinyl albums, an ...more
Mobile gaming still isn't on par with video game consoles or PCs, but we've come a long way from Snake. Modern games running on the latest smartphones boast downright impressive graphics—even more so when you consider how compact the system has to be in order to fit in people' ...more
Would you like to see well beyond your high beams at night? Or see thru dust and light fog when you're behind the wheel and there's no where to pull off? We found an easy way to do it: FLIR's PathfindIR. The PathfindIR is a thermal imager; that means it senses heat, the infra ...more
25-year-old Anthony Le, of Colorado is THE ultimate Iron Man fan. A cosplay fan, Anthony decided to try his hand at building a super realistic Iron Man suit, just in time for the release of Iron Man 2. The incredibly talented fitness consultant did above and beyond what you mi ...more
You may use Safari on your iPhone or iPad to open links and browse the web, but there's so much more it can do for you. On updated software, you can implement third-party Safari extensions in your browser that go above and beyond content blocking, sharing, and performing basic ...more
This video topic was changed. It is now converting muriatic acid to reagent grade hydrochloric acid, HCL). Items needed: 100mlDistilled water, 2 disposable plastic containers, large plastic container with lid, 100ml muriatic acid. 1. Label a small container with an "R" for r ...more
Watch this science video tutorial from Nurd Rage on how to make potassium permanganate with Dr. Lithium with potassium nitrate and manganese dioxide. WARNING: This experiment deals with very high temperatures in glass equipment. Face shields and protection against shattering ...more
Nowadays designer jeans cost anywhere between 100 and 200 bucks (or even more). Consumers have been converted to the concept that the fit and quality is just plain better. This is old news- everybody and their mother has joined the madness. However, what surprises me, is appar ...more
Sometimes an iDevice is best used for idle, pointless fun. Today's segment of Making Art on Your iOS Deviceis a mixed bag of time-wasting cool effects and random, but useful art-making tools. Below, 10 apps for creating anything from erratic hand-shaken digital effects to your ...more
A stager is a small piece of software that's typically used by malware to hide what's happening in the early stages of infection and to download a larger payload later. We're going to explore how it works by creating a single line that downloads and runs potentially infinite ...more
Any lamp can be converted to use a three-way lamp switch, and Ron Hazelton shows you how easy it is to do in this how-to video. Three-way switches allow for a variety of lighting options, so you never have to choose between an overly bright light and darkness. Watch this video ...more
SCRABBLE. I miss it. That idiosyncratic smell of cardboard, cheap wood and plastic that rushes out when I remove the box's cover. The instant gratification of unfolding the board into the sweet spot of the table, smoothing it out into the perfect receptacle for a heated battl ...more
I have to say, the Xbox 360 controller is the best controller ever created. When I first held it back in 2005, I swore that the dudes working at Microsoft came over and took a molding of my hands because of how great it felt. The thing felt like it was born there. What's even ...more
Apple's testing a new app for iOS 12 called Shortcuts, and it has a lot of overlap with their existing Workflow app. So much overlap, in fact, that Workflow won't be sticking around for much longer. Workflow, if you didn't already know, is a scripting app for iOS that connect ...more
The LG G6 was officially announced by LG at Mobile World Congress 2017 in Barcelona and released in the US on April 7, 2017. The device is almost exactly what we've been expecting from all of the rumors and leaks building up to its release. The modular design we saw in the G5 ...more
Here's another jewel from Serious Eats series, The Nasty Bits: yummy cow tongue, complete with that lovely texture we all know so well. Though most us likely have a negative visceral reaction to the idea of tongue, Serious Eats make a compelling argument that it is actually on ...more
There's only one thing keeping hackers, thieves, law enforcement agencies, and maybe even the people you thought you could trust from breaking into your iPhone should they ever get possession of the device. Their odds of bypassing that thing are pretty good, but there's an eas ...more
Just like Instagram, Photoshop Express for Android and iOS has its own set of filters you can quickly apply to any photo. It's simple, fast, and more customizable than using Instagram's pre-made filters. The options in Photoshop Express allow you to edit and change your filter ...more
Apple just announced the iPhone 6, and no matter whether you've been with Android for a few months or few years, there's a good chance you're enticed by the idea of switching over to the other side. As a diehard Android user, I can't blame you. A bigger screen, better camera, ...more
Do you want to compress your video files less than five times the size while keeping the same quality? If yes, then this video shows you how. By compressing video files you can save a lot of space. Then, it can be easily burned to a DVD or even uploaded to a file-sharing websi ...more
URL tracking codes: you'll see them on almost every link you copy online to share with friends and followers. It could be tens or hundreds of extra characters appended to the end of a URL, which websites and marketers use to tell how you got to the link in the first place. The ...more
Damn right, you don't just eat 'em. When you're done with your next Pringles can, you can turn it into a kaleidoscope, a pinhole camera, and even a solar hot dog cooker. But Instructables user TheSpodShed may have just created the most awesome way to upcycle empty Pringles ca ...more
With the new iPhones coming out, many see the current mobile market as just another epic battle between Samsung and Apple. But let's not forget there are many other phones that run Android. And when you start to sift through the specs, one stands out as a competitive alternati ...more
Despite its fifth-place finish in our ranking of the best transcriber apps on iOS, Voicera is still worth highlighting due to numerous factors that set it apart from the crowd. Besides being completely free to use on both iPhone and Android, the app's AI-based transcription se ...more
Dropbox lets you store anywhere from 2 GB to 18 GB of data for free, but if you want more cloud storage you're going to have to pay. Even if you do, Dropbox only gives you 500 GB for a pro membership. So how do you get more cloud storage without paying a dime? Start using Flic ...more
There's one thing that I've always liked about iPhones, and that's their centered digital clock in the status bar at the top of the screen. On Android, it's always on the right side by default, and there's no easy setting that lets you just change it to the center position. Bu ...more
The video begins with a piece of paper with questions 6 and 7 on from section 1.3. The narrator introduces these two questions as both having to do with graphing on a number line. Starting with question 6, which asks the person to graph -11/4 on a number line, the narrator dra ...more
If you're doing research that includes a lot of copy/pasting, it can get really tedious to open a new document every time you want to save something. Luckily, you can cut out the extra step and save text and images that are currently in your clipboard directly to a folder or y ...more
In a previous tutorial, we were able to measure horizontal surfaces such as the ground, tables, etc., all using ARKit. With ARKit 1.5, we're now able to measure vertical surfaces like walls! In this tutorial, you'll learn how to make your augmented reality app for iPads and i ...more
This three part tutorial covers everything from downloading the needed programs, to saving an iso image, to converting the image into a playable file, to moving it to your psp, to explaining the optional settings. Part 1 of 3 - How to Put PS1 games on your PSP. Part 2 of 3 - ...more
While attempting to hack a web app, there may come a point where the attacker may have to escape the default directory in order to access unauthorized files. This is known as a directory traversal attack. Much as the name implies, this attack involved traversing the servers di ...more
Watch this video to learn how to make puppets from stuffed toys. In this video, Barbara Dewey converts Pink Panther, Bugs Bunny and several others into ventriloquist figures. Barbara also gives some tips for caring for your puppets and some ideas for modifying them. Stay tuned ...more
Welcome back, my aspiring hackers! In many of my earlier tutorials, I mentioned the complementary nature of hacking and forensics. Both disciplines, hacking and forensics, benefit from a knowledge of the other. In many cases, both disciplines will use the same tool. In this t ...more
When you see a color depicted on your computer, smartphone, or tablet, odds are it was processed as a hex triplet before it was rendered. Most modern websites and operating systems use a hexadecimal coding system to signify certain colors, and these are represented as 6 letter ...more
Update! Free Tuscan Cow for the next few days! Here's the link if you closed yours so you could load up more credits (see below for instructions). http://apps.facebook.com/onthefarm/money.php?ref=flash_sales Use Facebook Credits for Farm Cash and get a Free Horse! For the n ...more
One of the major additions in the Google Pixel 4 is the new Soli chip. It's the miniature radar sensor that powers Motion Sense, a new way to interact with your phone without touching it. There are a few new gestures you'll need to learn to take advantage of Motion Sense, so l ...more
UPDATE: The P20 and its variants are officially available now. However, there's no official North American variant. You can purchase the international version of the P20 Pro or P20 Lite on Amazon, but be aware that it may not work perfectly on US carriers. As we approach the ...more
We are most certainly not machines. We all need some downtime every once in a while to set our sanity scales back in balance, which in turn, makes us more productive workers. This is a premise that several forward-thinking employers fully understand, but these types of compani ...more
You'd think a Hummer couldn't get any more over-the-top (unless you're talking a horse-drawn Hummer or remote-controlled Hummer, of course), but Japanese tuner Calwing’s US division, 213 Motoring has come out with a Hummer boasting a whole extra set of wheels. I'm not quite su ...more
Watch this science video tutorial from Nurd Rage on how to restore silver with electrochemistry. You can restore old silver with aluminum foil or a battery by simple electrochemistry. Old silver is often tarnished by a thin layer of silver sulfide that appears as a brown colo ...more
This video explains the science behind a trebuchet. The trebuchet is a medieval machine designed to throw objects at or into castles. This video explains that the gravitational potential energy stored in the raised counterweight is converted into kinetic energy in the projecti ...more
And we meet again Crackers! Welcome to my 7th post (Part-2), this tutorial will explain about some more basics of Batch Scripting, with C00L Scripts, which in turn will help you learn and understand better #1 Script: Freezer: ----------------- @echo off :A start goto :A --- ...more