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
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
It is well documented that what you say and do online is tracked. Yes, private organizations do their best to protect your data from hackers, but those protections don't extend to themselves, advertisers, and law enforcement. Whether you are a journalist, a protestor, or a hi ...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
You may have heard of a signal jammer before, which usually refers to a device that blasts out a strong enough radio signal to drown out the reception of nearby devices like cell phones. Purpose-built jammer hardware is outright illegal in many countries. Still, Wi-Fi is vulne ...more
Even with the highest-tiered data plan available, there are times that your phone or your carrier might downgrade your connection to 3G or even lower. This usually occurs when you've made a phone call, or you've switched cell towers while traveling. And after that downgrade o ...more
I have Verizon, America's largest 4G LTE network, as my cell service provider, but there are times when I find myself with a pretty shitty signal, rendering my upload and download speeds substantially slower than usual. One of those times are when I'm in my bedroom, and altho ...more
If you're ever in a situation where you need to take a peek at the wireless spectrum, whether it's for Bluetooth or Wi-Fi devices, there's a fascinating Python 3-based tool called Sparrow-wifi you should check out. It's cross-platform, easy to use, and has an impressive GUI th ...more
Wish your home wireless network was faster? You can always buy a signal booster, but if you'd rather not spend the money, here are a few tips and tricks to speed up your wireless connection, including how to make a homemade signal booster with things you probably already have ...more
How can bacteria that lives in the throat of 10%–35% of people—without causing an infection—cause life-threatening meningitis and sepsis in others? A new study published in the journal PLOS Pathogens by scientists from Stockholm University in Sweden, led by Sara Sigurlásdótti ...more
Not all 5G is equal. Even if you dropped the cash on a true 5G phone and you see it's connected to 5G in the status bar, that doesn't mean you're surfing the web, streaming Spotify, and binging Netflix faster than your friends with LTE phones. The first thing you have to unde ...more
We fight cancer in a variety of ways, but no matter whether drugs, biologics, or our immune cells are part of the battle, they can do a better job fighting back cancer if we can help them find the tumors. Scientists from the University of Rochester Medical Center (URMC) have ...more
The signal bars in your iPhone's status bar are great visual indicators for knowing how good your cellular reception is, but they're not very accurate. Instead of showing the actual amount of signal you're receiving, they just give you a general range, and you'll have no idea ...more
If you upgrade to an iPhone 12, 12 mini, 12 Pro, or 12 Pro Max, you can take advantage of super-fast 5G speeds, but which 5G network are you actually getting and is it better than the others? Depending on your carrier, you may see 5G, 5G+, 5G UW, or 5G E in the status bar next ...more
5G is undoubtedly the future of mobile networks, and there's a good chance your next phone will have it. But just like with 4G, as carriers race to get the best 5G coverage, the ones running behind are abusing marketing terms to make themselves seem further ahead than they act ...more
Wi-Fi devices are continually emitting "probe frames," calling out for nearby Wi-Fi networks to connect to. Beyond being a privacy risk, probe frames can also be used to track or take over the data connection of nearby devices. We'll explain how to see nearby devices emitting ...more
Scientists know that bacteria create their own energy, get nutrients to run their cellular processes, and multiply. But, bacteria haven't been shown to respond to external mechanical stimulation or signals in a way that's similar to how our bodies respond to touch, until now. ...more
If the all the fingerlike projections in our gut were flattened out, its surface area would be 100 times bigger than our skin's. It's so large that the actions of just a small part of it can impact our health. A new research study has found that enterochromaffin cells in the i ...more
Your home has walls for privacy, but Wi-Fi signals passing through them and can be detected up to a mile away with a directional Wi-Fi antenna and a direct line of sight. An amazing amount of information can be learned from this data, including when residents come and go, the ...more
As our cells age, they eventually mature and die. As they die, they alert nearby cells to grow and multiply to replace them. Using a special imaging process that combines video and microscopy, scientists have observed the cellular communication between dying and neighboring ce ...more
If you use a wireless mouse or keyboard, you could be leaving yourself open to attacks from hackers. Researchers at Bastille had discovered in January 2016 that attackers could make use of a cheap $15 antenna to sneak into your computer through a wireless mouse or keyboard don ...more
When hacking Wi-Fi networks, having the right wireless adapter is essential. But hunting online for one can be a frustrating experience. To see how the handful of Kali-compatible adapters on the market measure up, I ran a series of tests to benchmark and compare their range, s ...more
With warm weather comes bugs, and with bugs come bites, and with bites come itches. From ticks and spiders to mosquitoes and bees, insect bites come in sundry shapes and sizes, but they all commonly pull an itchy, red reaction out of our bodies. Once a bite fires up our immun ...more
Another year, another Oscars. This year's red carpet coverage kicks off Sunday, March 4, at 6:30 p.m. EST, while the ceremony itself starts at 8:00 p.m. EST. Finding a stream online isn't always the most straightforward endeavor, especially if you want it to be free. To avoid ...more
The incidence of tuberculosis (TB) is dropping in the US, but the World Health Organization (WHO) considers it to be epidemic in the rest of the world — there were over 10 million new cases in 2016. The bacteria that causes TB, Mycobacterium tuberculosis, is rapidly becoming ...more
If you've ever used the automation app Tasker, then you know exactly how powerful the tool can be. If you haven't, suffice it to say that there's virtually nothing on your Android phone that Tasker can't automatically do for you. If you're looking to save some battery life on ...more
There are many ways to attack a Wi-Fi network. The type of encryption, manufacturer settings, and the number of clients connected all dictate how easy a target is to attack and what method would work best. Wifite2 is a powerful tool that automates Wi-Fi hacking, allowing you t ...more
Welcome back, my neophyte hackers! Have you ever had a neighbor that you're certain is up to no good? Maybe you've seen him moving packages in and out at all hours of the night? Maybe you've seen people go into his home and never come out? He seems like a creep and sometimes ...more
Locking your keys inside of your car is frustrating, to say the least, especially if you're in a hurry to get somewhere. You can always call AAA roadside assistance or a locksmith, but you'll probably have to fork over some money, as well as wait for them to get to you. You mi ...more
The next big iOS version for iPad, iPhone, and iPod touch was revealed by Apple at WWDC 2018 and dropped for everyone on Sept. 17, 2018, less than a week after Apple revealed the new iPhone lineup. We've rounded up all the big picture items and secret features and changes we c ...more
Apple's successor to the iPhone X is a beautifully made smartphone with much of the same characteristics, including a 5.8-inch OLED screen, two storage choices, and Face ID. But many features set the iPhone XS apart from its predecessor, as well as the other 2018 lineup of iPh ...more
Your iPhone's Messages app has some impressive new features and changes with iOS 17, and you've probably already noticed some of them just by using the updated app. But there are less apparent features, even hidden ones, that have likely eluded you that you're going to want to ...more
We are now in the age of 5G. Carriers worldwide are upgrading their networks to the newest standard for mobile, which will dramatically improve your phone experience. How? By giving it download speeds and latency that surpass Wi-Fi. But before you upgrade, there are few things ...more
People are always looking for ways to save money, and for the most part, saving money and cheating the system are synonymous when it comes to things like free internet access. Practically every new gadget is capable of connecting to the web, which means more and more people ar ...more
Having trouble with your iPhone 4 voice reception? You're not alone. Thankfully Apple has made it clear with press release after press release that it's not their fault, it's ours. And they're right! Apple can only do so much; if people keep messing up so badly they're going t ...more
If you want to get started sniffing Wi-Fi networks, you usually need to start with a wireless network adapter. But thanks to a Wi-Fi sniffing library written in Arduino and the ultra-cheap ESP8266 chip, you might not need one. For less than $10 in electronics, you can build a ...more
Rumors about the 2022 iPhone series stirred well before the iPhone 13 models were even released. While Apple remains quiet on the next big iPhone, as it always does, we're seeing more and more leaks and reveals for the iPhone 14 series as we lead up to a likely fall release. ...more
Oh, the iPhone 4 antenna. We've heard so much about how the vile human hand has impeded your perfect designs sublime functionality. But finally Apple has come down from it's high horse, admitted it was wrong, and started distributing free signal-fixing bumper cases to all of t ...more
Systm is the Do-It-Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. They will help you avoid pitfalls and get your project up and running fast. In this DIY episode, see how to create cheap W ...more
Battery life is a constant problem with cell phones today, and the Droid smartphones running Android software are no exception. If you want to learn how to get the most out of your Droid battery, then check out this helpful video that provides 8 tips on cutting battery-eating ...more
This video is a quick overview of the construction of a Blubberbot, an artificial "life form" that uses electronic sensors to seek out lights, sound, or cell phone signals. Blubberbots are typically sold with instructions, which should be used for detailed instructions. But i ...more
Introduction In this article you will find instructions to replace a broken LCD screen of a LG KF600 phone. To execute these steps a new replacement LCD should be bought beforehand. Stores that sell replacement KF600 LCD screen can be found on the Internet. These instructions ...more
In each day of our life, we see inflammation. We see it during sore throats and abscess formations in our bodies, and even slight tooth pain is a form of inflammation. Sometimes it's good when it fights to protect us from invading organisms, but sometimes it becomes bad when i ...more
In each day of our life, we see inflammation. We see it during sore throats and abscess formations in our bodies, and even slight tooth pain is a form of inflammation. Sometimes it's good when it fights to protect us from invading organisms, but sometimes it becomes bad when i ...more
The New York Times reports on the perks of opting for digital TV antennas vs. paying for cable TV. With the exception of the occasional spotty signal, young viewers are finding antennas are the preferable choice, considering savings add up to half the usual cost for cable TV a ...more
This video shows you a variety of hacks and mods for your Xbox 360, AppleTV and how to boost your wifi. You're shown how to make an antenna booster for your router, stream content to your Apple TV and upgrade the hard drive.
Whether your plane made a crash landing or your ship got lost on a three-hour tour, now you're stranded on a remote island. Here's how to get help. You Will Need * A freshwater source * Some dry sticks * Rocks and leaves * Clothing * A mirror or a reflective object * Cell pho ...more
Video: . Recycle your hard drive into a hidden flash memory device that only you know how to turn on and use in secret. This DIY hack project allows you to recycle your broken hard drives back to life and turn them into something useful. So far, this project has several funct ...more
This video is a discourse about saltatory conduction in the neurons. According to the author, it begins with the opening of a gate on the membrane of one of the dendrites of a neuron, and positive charge enters through this gate. The positive charge spreads throughout the cell ...more
Steer clear from empty flattery and malicious social engineering with these tips on how to avoid a player. Avoid getting ambushed by the ruthless player. Here's how to identify the traits of this predatory species. Step 1: Beware of the stare Beware of a guy who stares at y ...more
This four-part video tutorial is furnished by the (FCC) Federal Communications Commission shows you how to get ready for the digital television transfer. Is your television ready for digital? By February 17th, 2009 TV stations will stop broadcasting in analog and broadcast onl ...more
Impress dinner companions with your flawless manners—it’s as simple as observing a few key rules. You Will Need * A crash course in dining etiquette Step 1. Know the basics As soon as you take your seat at the table, place your napkin in your lap and obey the basic rules: ...more
Grab your thinking caps and get your hack on. Null Byte is officially seeking contributors on a weekly basis who are willing to take the time to educate the Null Byte community on anything, from hardware hacks to life hacks. Contributors that write tutorials will be featured o ...more
We've all seen the breathtaking, colorful photos of the Eagle, Egg and Cat's Eye Nebulae. You may not recognize them by name, but you've seen them, whether in astronomy textbooks, magazines, websites, album covers, or tee shirts. They are some of the most striking photographs ...more
Dreams are like an internal human holodeck. Inside your mind, anything is possible, from your grandest wishes to your worst nightmares. This is all well and good, but what if you could control your dreams and become the omniscient god of a handpicked reality whenever you go to ...more
This is the third part of my electromagnetic pulse series (see Part One and Part Two). By now, I've covered the hardware and general concept of electromagnetic pulse generators, but how exactly do they disable electronics? How can an invisible field of energy have such a catas ...more
The Funny Thing About Dying - A Story of Coping With Loss I remember once as a kid someone fake-punched me in the nose. This older kid hauled off with his fist and pulled the punch just shy of ruining some great and prominent Italian cartilage in the making. Somehow I stood ...more
Electrical impulses course through our heart and keep it beating. That's why a jolt from an automated external defibrillator can boost it back into action if the beating stops. But new research says there may be more to keeping a heart beating than just electrical impulses. T ...more
Everyone from first responders to hotel cleaning staff use radios operating in the sub-megahertz range to communicate, often without even encoding the transmission. While encoding and encryption are increasingly used in radio communication, an RTL-SDR adapter and smartphone ar ...more
Lighthouses and signal fires may have been the first social media. Without the ability to share language, a distant light meant "humans here." A new study from the University of California, San Diego, finds that bacteria can also send out a universal sign to attract the attent ...more