Make an Electrical Shock Device

If you're still working your way through the hundreds of features and changes that iOS 13 brings to your iPhone, you might be a bit surprised to learn that your device is now out of date. While Apple only dropped the big update for iPhones on Thursday, Sept. 19, the company ha ...more

Now that we've officially seen the HoloLens 2 and Microsoft has shown off the improvements and new superpowers of the augmented reality headset, what about the specs? Luckily, Microsoft has laid bare the full specifications for its next-generation headset. Let's dive in and s ...more

Despite the launch of ARKit a year ago, and ARCore this year, a true killer app has not arrived for either platform, that's according to the head honcho for one of the leading development environments for 3D applications. In an interview at TechCrunch Disrupt on Wednesday, Un ...more

Apple released iOS 12 beta 9 to public beta testers on Monday, Aug. 27. The update comes at the same time as the release of dev beta 11. This is surprising, as Apple typically releases developer betas at least a few hours before the public version. Then again, everything Apple ...more

Apple released the tenth iOS 12 developer beta unexpectedly Thursday afternoon, Aug. 23. The update comes only three days after the release of iOS 12 developer beta 9, a surprising move for Apple, even with the irregular releases the company has made in recent weeks. Dev beta ...more

All those early prototype images Magic Leap is so fond of showing off are great, but they rank a far second when compared to a new set of images just revealed by Microsoft in relation to the HoloLens. In a blog post on Tuesday, Microsoft's Bay Area Team posted images of the e ...more

It turns out that the government of Saudi Arabia has managed to do something last month's Game Developers Conference couldn't — give us a few new glimpses of the Magic Leap One being worn by someone other than Shaq. Last month, Magic Leap used GDC to launch its SDK, hold a nu ...more

Google's new AI-powered camera, Google Clips, seems to be targeted at parents of young children in its current form, but the idea itself has unique potential. Just set it up somewhere, then you'll never miss a moment trying to capture the moment — you'll have a robot photograp ...more

In a disturbing turn of events, Uber has been tracking oblivious iPhone users even after they removed the application from their phone. Two years ago, the situation escalated to such an extent that CEO Travis Kalanick earned a slap on the wrist from Apple mogul Tim Cook. The ...more

Over time, the dryer belt can become hard and brittle when the drum is turning loud noises such as squeaking, squealing or thumping noises can occur. Replacing the belt is an easy task for the do-it-yourselfer. All that’s required is a few simple tools. Here’s a step-by-step g ...more

I spend practically all day surfing the web and writing on my laptop, and just as much time texting and checking emails on my smartphone. So, it's only natural for me to charge my iPhone using the USB port on my MacBook Pro. Since that USB port is located on the left side of ...more

The creation of private browsing was brought upon by the backlash against ad tracking and other ways that sites and agencies take away users' privacy online. People were tired of getting spammed with ads for Vitamin C pills simply because they visited WebMD. Private browsing i ...more

Once again, Samsung has certified its flagship Note series with an IP68 rating. With this rating, the Galaxy Note 20 and 20 Ultra have some degree of dust and water resistance. The IEC standard 60529 lays out a series of tests created by the National Electrical Manufacturers ...more

When I first found out about Nreal, back in the spring of 2018, the most interesting thing about the company's story was the founder's background. Chi Xu, the CEO and founder of Nreal, previously worked at Magic Leap as a software engineer. Earlier this year, when I met Xu a ...more

The latest set of emoji characters, Emoji 14.0, was approved on Sept. 14, 2021, less than a week before iOS 15 and iPadOS 15 hit supported iPhone and iPad models. There wasn't any time to get any new emoji into iOS 15.0, but they're out now in the iOS 15.4 update. So get ready ...more

Tech-savvy programmers and developers usually apply their unique talents exclusively to creating apps and websites — two high-paying and exciting pursuits that can open countless doors and opportunities in multiple fields. But you can also put these in-demand skills to use in ...more

Not that long ago, touchscreen-friendly gloves were an outlier accessory, something you had to track down at a specialty brick-and-mortar store or solely online. But as the smartphone has become an integral part of our lives, so, too, has the need for fashion accessories that ...more

While you might suspect your MacOS computer has been infected with malware, it can be difficult to know for sure. One way to spot malicious programs is to look for suspicious behavior — like programs listening in on our keyboard input or launching themselves every time we boot ...more

In the technology space, there are certain brands you grow to depend on. Whether it's due to a long, multi-decade track record of success, or new innovations that blow you away, some tech names accrue a rare kind of brand equity with users that's difficult to earn. That's why ...more

Waking up your Apple Watch to see "your heart has shown signs of an irregular rhythm suggestive of atrial fibrillation" might come as a shock. While your watch can send you warnings if it detects a fast or low heart rate, those messages are pretty vague, while the abnormal arr ...more

Apple often cites its tight integration of hardware and software for its success. Startup Illumix is looking to do the same thing for AR gaming by building an AR platform for its apps. Emerging from stealth mode on Tuesday, Illumix has closed a seed funding round of $8.6 mill ...more

In a surprise twist, Apple released iOS 12 public beta 8 to software testers on Thursday, Aug. 23, right alongside iOS 12 dev beta 10. The release comes as a bit of a shock, as the company released iOS 12 public beta 7 just three days earlier. The official build of iOS 12 now ...more

On Wednesday, the tech world woke up to fairly shocking news with the announcement that AT&T would be the exclusive wireless carrier for the forthcoming Magic Leap One, as well as an investor in Magic Leap. The deal harkens back to the introduction of Apple's iPhone, the devi ...more

A team of academics from three different universities and two private companies have just discovered a new vulnerability that affects almost every Android device since 2012. The vulnerability is known as RAMpage, and it could be used to gain complete control over the device. ...more

With the recent launch of the LG V30 and the Pixel 2 XL, LG has reintroduced the world to POLED. This display tech was showcased at CES 2015 and billed as a rival to Samsung's AMOLED displays, then promptly disappeared from the market for two years. But now that two of the big ...more

While the world is only recently becoming aware of its existence, augmented reality has been around in some form or another since the '90s. In the last decade, with the advancement and miniaturization of computer technology — specifically smartphones and tablets — AR has becom ...more

When a new version of iOS comes out, everybody gets caught up in the craze of finding features and playing around with new functionality. But this generally leads to a lack of coverage on the finer aspects of the update—things like bugs, minor tweaks, and pain points that user ...more

Smartphones have become such a big part of our lives these days that they're now closely associated with our personal identities. No longer is it Ford versus Chevy, rock versus rap, or PC versus Mac—now, you're either an Android person or an iOS person. Don't Miss: 10 Things ...more

Hello, Null Byte! Mkilic here. I doubt anyone knows I even exist on Null Byte, so hopefully this post will allow me to become more involved in the community and also help me learn even more. This project is somewhat similar to OTW's article here, and pry0cc's here, in which b ...more

You have to give Amazon credit where it's due. Aside from being a retail powerhouse, they're not averse to dipping their feet in new and sometimes strange areas. Take Fresh, the first major effort at bringing your local goods directly to you in same-day fashion. Or Amazon Dash ...more

Staying cool in the summer heat sometimes feels like it takes all the energy in the world. But what about a fan using no-cost electrical energy? If you're looking to keep cool during a power outage, or if you don't want to break the bank by running your DIY air conditioner all ...more

Samsung introduced a wave of seriously unique and innovative features on the Galaxy S4, including air gestures and weather sensors, but a lot of the features are actually just updated ones from the Galaxy S3. Unfortunately, one of those that returned was the dreaded increasing ...more

In a previous article, I demonstrated an Arc Welder made using parts from old microwave ovens. Video: . Here is part 1 of 2 on how that arc welding machine was made, and how you could make one too! This is the first of two parts on building it, focusing on the modification of ...more

After everyone updated their shiny Apple devices to iOS 6 a few months ago, they were shocked to find that their beloved YouTube app was missing. As it turned out, Apple decided to kick YouTube off their list of pre-installed stock apps. The new YouTube app (found in the iTune ...more

Inductive charging has been around since the days of Nikola Tesla, but it has yet to be integrated into a lot of popular devices. This is partially because it's slower and more expensive than methods that involve direct contact. These criticisms may be valid, but DragonDevs m ...more

Remember the Power Pwn, the clever little hacking tool disguised as a power strip? It's great in theory, but with a $1,295 price tag, it definitely doesn't fit into most people's budgets. But what if you could make your own for a fraction of the cost? That's exactly what the ...more

In the past few weeks, you've already learned how to make your bike light up at night with some DIY rim lights and handlebar lights. But how about something a little more functional? Instead of using those tedious hand signals (which drivers don't even understand), spruce up y ...more

Helping to prove that science is way awesome, an 18-year old electrical engineering student has successfully made a light bulb float. His name is Chris Rieger, and he's been working on his "LevLight" project for about six months now, with pretty amazing results. This feat of i ...more

The year 2020 was a pivotal span of time during which the word "virtual" took on a brand new meaning. Instead of referring to VR or augmented reality, the term was hijacked to describe meeting across long distances through a variety of software tools, most often through video. ...more

Last year this guy made his own smartwatch from scratch, so in 2020, naturally, he decided to give making smartglasses a try. And it worked! Nashville, Tennessee-based electrical engineer Sam March is the kind of DIY guy we love. He realized he had a problem he wanted to solv ...more

Fireworks are the best part about the Fourth of July and other celebrations, but they can easily cause accidental injuries. It's both safer and more fun to set them off remotely, so we'll hack some standard fireworks with nichrome wire, a relay, and an Arduino to ignite remote ...more

While everyone was marveling at the latest drama over at Magic Leap involving employees last week, a major rumor listed in one of the reports, related to the company's flagship device, was mostly overlooked. "One current issue with the headset is battery life and charging; th ...more

Google just released the second developer preview of the Android 8.1 update for Nexus and Pixel devices, and even though it's just a point-one release, there are lots of cool changes. Before you run off to join the Android beta program and try the new version, it's worth readi ...more

A little over a year after emerging from stealth, augmented reality gaming startup Illumix has launched its first title using a familiar formula, but with a new twist. On Monday, the company, working in partnership with Scott Games, launched Five Nights at Freddy's AR Special ...more

Although styluses and smartphones have existed together for years, the iPhone has always ignored the pairing. After all, "Who wants a stylus?" But ever since the Apple Pencil made its debut on iPad, the rumor mill has churned out the idea that an iPhone could one day see stylu ...more

The year 2018 was a rough one for Snap, the company behind the Snapchat app and the Spectacles wearable camera device. From executive departures to reports of slowed user growth, the company that once spurned Facebook's multibillion-dollar advances is now facing a moment of tr ...more

What many thought was inevitable, based on recent hints, has been revealed to be in the planning stages: Snapchat is working on smartglasses. The surprising information came out on March 2 in a report that also claims Snap Inc. is planning to release version two of its Spectac ...more

Is technology making us disconnected? Findings from a study conducted by YouGov hint that — for millennials — the answer is yes. The research found that nearly one in five US teens prefers to video chat their friends rather than spend time with them face-to-face. YouGov's stu ...more

Let's just say it's been a pretty bad year for spies and government agencies and an even worse one for the privacy of U.S. citizens. Edward Snowden blew the lid off the NSA's spy program, and the FBI was recently discovered to have the ability to access your webcam any time th ...more

The launch of Android 4.1 Jelly Bean was also the launch of Google Now, a service that was supposed to one-up Siri, the resident personal assistant for iOS devices. Google Now offered enticing features, but its launch went unnoticed by a great many Android users. But that was ...more

Touchscreens are all the rage these days, and it seems that the stylus has become a relic of the past thanks to newer and better fingertip responsive smartphone displays. But when it comes to phablets like Samsung's Galaxy Note line, the added S-Pen is definitely helpful for m ...more

Wall framing. How to frame a wall. Whether you're re-sheeting an old wall or building a new timber frame wall, before you install the plasterboard or drywall, take the opportunity to have a really good think about what services or insulation qualities you might want to have in ...more

Tim Hawkinson is an artist who truly inspires. The Los Angeles based artist creates complex, whimsical sculptures with simple mechanics and basic materials. One of his most notable pieces is the art-world-renowned "Uberorgan", a giant football field sized, fully-automated bag ...more

During its annual autumn keynote address, Apple didn't move heaven and earth. Instead, the company pushed the envelope ever so slightly forward for its marquee consumer devices. In addition to introducing the iPhone 13 series, Apple made meaningful updates to the iPad, iPad m ...more

We're still basking in the afterglow of the HUGE Snap Partner Summit last week, where Snap made Snapchat a much stronger augmented reality platform while also unveiling the AR smartglasses version of Spectacles. This week, we got a peek at how Spectacles AR started and got our ...more

Connecting to your headless Raspberry Pi on the go typically requires a network connection or carrying around bulky peripheral hardware like a screen and keyboard. With the help of an old-school connecting standard, though, you can log into your Pi from any computer using a si ...more

At a global security conference in Munich, philanthropist and businessman Bill Gates spoke about the next pandemic and a dire lack of global readiness. Here's how his statement could come true—and how to be ready when it does. On Saturday, Bill Gates joined hundreds of heads- ...more

Greetings aspiring hackers. I have observed an increasing number of questions, both here on Null-Byte and on other forums, regarding the decision of which USB wireless network adapter to pick from when performing Wi-Fi hacks. So in today's guide I will be tackling this dilemm ...more

Thought I would cross-post a piece I did a while ago. So here is a piece I made a while back. I found this brass and glass bottle at the thrift store. At the time of purchase it had a broken music box on the bottom. I actually was able to fix the music box and it plays "How D ...more

Apple just released the eighth public beta for iOS 14 today, Wednesday, Sept. 9. At this time, beta 8 (18A5373a) seems to be a minor update to iOS 14, introducing bug fixes to improve the software's overall stability. So far, there haven't been many new user-facing features o ...more