There are a million tutorials on the Internet for how to transmit redstone power up and down, but that's because vertical power transfers are both really important and very counterintuitive. This quick and easy guide should help clear it up! Upward Power Transfer Transferrin ...more
You can easily share and transport your photo and videos on the Canon EOS 7D by using the wireless file transmission option. See exactly how sharing and downloading your files to computers and other devices works in this video. When the digital SLR camera is combined with the ...more
Redstone and electricity have much in common. They both have what's called resistance. That is, they only travel a certain distance before the signal degrades to the point where it's unusable, and they take a certain amount of time to get there. With electricity, that time is ...more
Looking to transmit some super-secret audio communications to your other spy buddies? A laser is the perfect tool for getting your sounds heard from a small distance—without anyone intercepting them— even if it's just a cover of your favorite pop song. A laser audio transmitte ...more
The ability of one microbe to adapt is giving it a whole new career as a sexually transmitted disease. Usually content with the back of the throat and nose of those who carry it, the dangerous pathogen Neisseria meningitidis has adapted to cause an illness that looks a lot lik ...more
A new study shows the Zika virus is present in saliva — but it may not be enough to make you sick. The Centers for Disease Control and Prevention notes there is "no evidence that Zika can be transmitted through saliva during deep kissing." Given the results of research publis ...more
In this clip, you'll learn how to use the Air Video iPad app to wirelessly transmit video to your Apple iPad. Whether you're the proud owner of an Apple iPad or perhaps just considering picking one up, you're sure to benefit from this free video tutorial. For more information, ...more
Hak5 isn't your ordinary tech show. It's hacking in the old-school sense, covering everything from network security, open source and forensics, to DIY modding and the homebrew scene. Damn the warranties, it's time to Trust your Technolust. In this episode, see how to set up SS ...more
Being able to send a correct medical evacuation message can save the life of an injured soldier.
Matthew Inman, who runs the popular web comic The Oatmeal, decided to test his new hand-held "Tesla Cannon" (which is essentially a small-scale Tesla coil) on one of his friends. His friend, Matt Harding, held a giant light bulb and allowed himself to be shot with the Tesla Ca ...more
This video demonstrates a Reiki session, the passing of Reiki energy into a patient. The video walks you through transmitting your Reiki energy into a person at important parts of the body.
While iOS 11 is ready to take over your iPad, iPhone, and iPod touch, let's take a step back and check out all of the new features that iOS 10 brought to the public when it was released to everyone in Sept. 2016. Some of the updates from iOS 9 to iOS 10 were huge, as you'll s ...more
Welcome back, my greenhorn hackers! Now that we're familiar with the technologies, terminology, and the aircrack-ng suite, we can finally start hacking Wi-Fi. Our first task will be to creating an evil twin access point. Many new hackers are anxious to crack Wi-Fi passwords t ...more
As 2009 comes to a close, the Telegraph presents a compilation of this past year's wackiest inventions. As always, here at WonderHowTo, we are inspired and impressed by ingenuity. The contraptions below range from utter silliness (engagement ring bra) to downright amazing (see ...more
Keeping your online data and identity private is an uphill battle, but with the anonymity network Tor, you have a pretty decent line of defense from prying eyes. But while Tor is great for desktop users, since they can simply install a Tor browser or plugin, it's a bit more c ...more
If you've ever used the Find My iPhone and Find My Friends apps in iOS 12 and below, you may be surprised to hear that those apps have joined forces in iOS 13. Now, instead of two separate apps, they're combined into one convenient package. But what does that mean for you and ...more
Identifying vulnerable devices and services on a target router can be difficult without leaving logs and other traces of an active attacker on the network. However, there is a way to covertly decrypt and view Wi-Fi activity without ever connecting to the wireless network. Whe ...more
Do you have an Alfa AWUS036NH Wi-Fi adapter that claims it can go to 2000 mWs, or some card that can supposedly transmit power over 1000 mW? If so, you may have run into problems setting your card's TXPOWER higher than 30 dBm, which is about 1000 mW. Well, I will show you how ...more
Have you ever felt like you wanted to totally annihilate someone in Minecraft with a machine gun? Yeah, me, too. Thankfully, you can! The redstone machine gun, which I'll demonstrate, is essentially just a rapid pulsar attached to a dispenser full of arrows. This design has b ...more
Wi-Fi networks come in two flavors: the more common 2.4 GHz used by most routers and IoT devices, and the 5 GHz one offered as an alternative by newer routers. While it can be frustrating to attack a device that moves out of reach to a 5 GHz Wi-Fi network, we can use an Alfa d ...more
On April 7, 2017, residents in Dallas, Texas, woke to the sound of emergency sirens blaring all over the city. No one could shut them off, and after repeated efforts to contain the situation, the city had to shut down the entire system. While the media reported a sophisticated ...more
In our first part on software-defined radio and signals intelligence, we learned how to set up a radio listening station to find and decode hidden radio signals — just like the hackers who triggered the emergency siren system in Dallas, Texas, probably did. Now that we can hea ...more
Android uses a set of permissions that apps can request to perform certain actions, and you're notified of these permissions each time you install an app. The problem here is the fact that you aren't given any built-in way to deny apps these permissions (although Danny just sh ...more
The new iPhone 5 was just revealed yesterday, and it's 18 percent thinner and just 1/5 the weight of its 4S predecessor. It's also taller with a larger screen, which gives you a fifth row for apps now. As far as speed is concerned, it has a speedy A6 chip and can tap into wire ...more
Eavesdropping from a distance can be tricky because it usually requires some sort of bug or transmitter. It's easy to transmit audio through lasers, but you can also use lasers to build a microphone that picks up audio from a distance. LucidScience built the Laser Spy System f ...more
An incredible amount of devices use Bluetooth or Bluetooth Low Energy to communicate. These devices rarely have their radios switched off, and in some cases, are deliberately used as trackers for lost items. While Bluetooth devices support MAC address randomization, many manuf ...more
Whether you're a professional mechanic, a hobbyist, or someone who just wants to know why their check engine light came on, your Android device and an OBD-II adapter can provide insight as to what's going on with your car. Most adapters sell for less than $10, and once you plu ...more
There are hidden Wi-Fi networks all around you — networks that will never show up in the list of available unlocked and password-protected hotspots that your phone or computer can see — but are they more secure than regular networks that broadcast their name to any nearby devi ...more
Apple's latest updates to its operating systems add another security feature to its Find My service, so you have an even better chance at locating your lost iPhone, iPad, or Mac should it ever happen. As long as you have the option enabled, you can leverage other Apple users' ...more
Remember what life was like before your iPhone? Before there were palm-sized smartphones with seemingly endless features, there were phones like Motorola's RAZR that peaked with its embedded camera. Before that, there were simple flip phones with texting capabilities, bulky tw ...more
Get your music wirelessly! You don't need to spend a lot of money on an expensive docking station so you can listen to your favorite tunes. You can set up your iPod, iPad or other Apple device to transmit your music wirelessly using Bluetooth!
Every Windows system includes command prompt; and while a lot of people on Null Byte and WonderHowTo in general know how to use it, some people don't know anything about it, even how to access it. Even if you aren't a Windows user, it's good to know how command prompt works b ...more
Welcome to Minecraft World! Check out our advanced tutorials and come play on our free server. During last Saturday's Weekly Workshop, we played with redstone combination locks. A redstone combination lock is a redstone device that relies on logic gates in order to power a do ...more
Want great reception? Then a fractal antenna may be your answer. And you can make one yourself, right at home! Fractal antennas uses a fractal design to maximize the perimeter of the material that can receive and transmit electromagnetic radiation within a given total surface ...more
I have over 400 photos on my iPhone, and I don't even know where half of them came from. Scrolling through all of those pictures is a pain in the ass, but it's not nearly as bad as trying to actually find an old image. Organization is not my strong suit, so I'm definitely not ...more
Foodborne infections often occur through the contamination of equipment, food-prep tools, and unsanitary surfaces. A recent report from the Centers for Disease Control and Prevention (CDC) reminds us that breast pump parts are part of the food-delivery chain — and they can bec ...more
Recently, a group of Duke University students got together to tackle an age-old problem with mobile devices. You see, mobile data coverage isn't exactly ubiquitous, and many folks have restrictive mobile data plans, which means internet connectivity is not always an option. T ...more
Sputnik was the very first man-made object to be sent into space. Though it was a truly epic accomplishment, all this Soviet sky surfer actually did was transmit a constant beeping noise back to the surface. Your young students can learn about the history of space travel whil ...more
When hacking into a network during a penetration test, it can sometimes be useful to create your own wireless AP simply by plugging a Pi into an available Ethernet port. With this setup, you have your own backdoor wireless connection to the network in a matter of seconds. Crea ...more
General Electric isn't known for their Christmas lights, but maybe they should be, because their GE Color Effects are pretty awesome. Especially the LED Color Effects G-35 String sets. And especially when someone named Darco hacks them. Darco, whose real name is Robert Sun Qu ...more
I'm sure most everyone has some kind of fluorescent light source in their home; those long white tubes that emit a bright white light when turned on, or maybe a few of the CFL power-saver bulbs. These bulbs actually require very little "power" (i.e. a high voltage:almost no cu ...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
The original iPhone SE was, for some, the perfect iPhone. It brought back the popular one-handed form factor of the iPhone 5 but packed in the internals of the then-new iPhone 6S. Now, the second-generation iPhone SE is here for 2020, but can it live up to what made the first- ...more
While our smartphones are many things, one of their primary functions is to make calls. Many of us try to avoid ever having to make calls, but there are situations when it's a must, such as wishing your grandma happy Birthday or calling 911 — and in those times you want stella ...more
Giving up your Wi-Fi password can be giving up more control than you think. Because of the way Chromecast and other IoT devices communicate, anyone on the same Wi-Fi network as your device can often make it do whatever they want. With a script called "Cast All the Things," we ...more
Encrypting payloads and encoding stagers are more effective against macOS than one might think. It's very easy to evade VirusTotal and macOS antivirus software using a few simple tricks. The goal of this project was to locate a known and easily detectable macOS payload, then ...more
Popular photo-sharing service Snapchat has released a major update to both its Android and iOS applications today, bringing secretive chat messaging and live video chatting. Video: . Updating Your iPad or iPhone If you have iOS device and still haven't received the latest upd ...more
The Kinect is sure to swarm the homes of Xbox 360 gamers this holiday season. Even though some of us are amazed at the hands-free gaming capabilities it offers, others feel it to be frustratingly limited. Adafruit Industries is one of them. They recently held a competition wi ...more
Check out this video to see how to collect blood with the BD Vacutainer Eclipse Blood Collection Needle. The BD Eclipse Blood Collection Needle is a safety-engineered multi-sample blood collection needle that offers a simple, effective way to collect blood while reducing the ...more
Hackers can be notoriously difficult to buy gifts for, so we've curated a list of the top 20 most popular items Null Byte readers are buying during their ethical-hacking studies. Whether you're buying a gift for a friend or have been dying to share this list with someone shopp ...more
Yes, bubonic plague—the Black Death that killed millions in the Middle Ages— is still out there. It even infects and kills people in the United States. Without treatment, half the people infected die, but the Food and Drug Administration approved ciprofloxacin in 2015 to treat ...more
Imagine you're in Paris and you need to get to Versailles. Looking around for directions, you come to a cold realization—you do not speak a lick of French! How are you going to get to Versailles and what happens if there is a detour? It will be a difficult struggle, and you'd ...more
When you don't have a steady cellular signal or immediate Wi-Fi access but need to communicate with others around you, you can set up an off-the-grid voice communications network using a Raspberry Pi and an Android app. There are apps such as Bridgefy that will create a mesh ...more
Check out this video tutorial to see how to collect blood with the BD Vacutainer Safety-Lok Blood Collection Set. BD Safety-Lok Blood Collection Sets are safety-engineered winged sets indicated for both infusion and blood collection. They feature a translucent, integrated pro ...more
You may not know it, but the IPv4 address of your computer contains tons of useful information about whatever Wi-Fi network you're on. By knowing what your IPv4 address and subnet mask are telling you, you can easily scan the whole network range, locate the router, and discove ...more
Apple's first big iOS 17 point update for iPhone just came out, and it includes some of the features initially planned for the iOS 17.0 release last September. But there's much more to iOS 17.1 than that — exciting new features and changes are hiding within Books, Music, Stand ...more
Web 2.0 technology has provided a convenient way to post videos online, keep up with old friends on social media, and even bank from the comfort of your web browser. But when applications are poorly designed or incorrectly configured, certain flaws can be exploited. One such f ...more
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 ...more
The latest film addition in the American-produced Millennium series, The Girl in the Spider's Web, was just released on Blu-ray a few days ago. As you could expect, the movie has many hacking scenes throughout, just like the previous English and Swedish language movies centere ...more
Primarily caused by the bacteria Borrelia burgdorferi, Lyme disease is the most common tickborne disease in the US. By all predictions, 2017 is expected to be a banner tick year in several regions. If you have children, it is important to know what to expect. Ticks can bite a ...more