Measure Accurately Without Ruler

The iPhone 12 Pro and 12 Pro Max have one huge thing that sets them apart from their iPhone 12 and 12 mini siblings: a lidar scanner. Thanks to this new technology, Measure, an Apple app that's just over two years old, has gotten even better. For ARKit-capable iPhone models, ...more

Modern smartphones are packed to the brim with low-power sensors like accelerometers and gyroscopes, which means they're capable of precisely measuring almost any type of movement. So why is it that when you just want to get walking directions somewhere, your device still uses ...more

Lidar, a technology first used by meteorologists and aerospace engineers and then adopted in self-driving vehicles, has slowly crept into consumer electronics over the last five years. If you have a Pro model iPhone or iPad, there's a good chance it has a lidar sensor, and you ...more

Wall studs are both critical for maintaining the structure of your home and supporting items of weight and function on the interior walls (e.g. cabinets, shelves, plasma TVs, etc.). With wall studs playing such a critical role, consistently being able to find them is important ...more

The best chemistry experiments are those you can perform with items already laying around your house. With only some sugar, salt substitute and an instant cold pack, you can make your very own gunpowder! Being able to make homemade gunpowder without a trip to the store can be ...more

Back in the '80s, I was just a kid with a LEGO hobby. I remember building castles and floating boats, spaceships and monster trucks, even a working LEGO train powered by battery, lights and all. But I wasn't aware of the advancements underway in the educational department—lik ...more

Pie on a stick has been good to us, so why not Pop Tarts? (Admit it, Pop Tarts are good- and these are more like yummy pastries without preservatives.) As a tribute to Bakerella, Brooke of Family Kitchen has created a recipe for the latest addition to the lollipop dessert craz ...more

Aside from food, oxygen, sunlight and water, there are other necessities that humans arguably need today to survive—clothing, love and shelter among them. Almost everyone wears clothes, needs somebody (or something) to love and a place to call home. And what's the one thing th ...more

Math Craft admin Cory Poole posted instructions on How to Make a Cube, Octahedron & Icosahedron from Sonobe Units, plus some great complex models in his article, How to Make a Truncated Icosahedron, Pentakis Dodecahedron & More. These models use the standard sonobe unit and a ...more

When it comes to augmented reality (AR) on Android, you might be wondering how you can get those cool new games and apps on your unsupported phone. Google has an officially supported device list for its ARCore platform, which usually consists of the more modern devices. You wo ...more

As you're surely aware, your phone can be used against you. Thanks to our cameras and microphones, a clever hacker can obtain access to your device and invade your privacy. But spying isn't limited to just these two sensors — gyroscopes, proximity sensors, QR codes, and even a ...more

You might think you need to buy a thousand dollar phone to get a great experience while streaming movies and TV shows from services like Netflix, Hulu, and YouTube, but that's just not true anymore. While phone prices keep rising and the midrange segment now ranges from $300–$ ...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

Say whatever you want, but Steampunk is primarily a maker culture. Consider that Steampunk has existed since the 1960s and yet more or less languished in obscurity until approximately 2005, which is when it made the leap to costuming. That costuming was what provided the leap ...more

A good smartphone can be the perfect workout companion. You have music for motivation, videos for pushing through boring cardio sessions, GPS to keep you on course, and even an array of sensors for gathering data about your workout. But not all phones are created equal when it ...more

Samsung Health has become one of the most comprehensive wellness apps thanks to features that cover everything from step counting to nutrition logging and symptom diagnosis. But because the app has so much to offer, it can be easy to overlook some smaller, but useful features. ...more

Contrary to popular belief, augmented reality apps have been available for a while now. I remember using the Layar app (still available for iOS and Android) to explore nearby businesses and landmarks with varying success via an early-generation Android handset. It would be ha ...more

Thanks to numerous smartwatch deals this holiday season, many people are receiving their first one. But what exactly can they do? In regards to fitness, quite a lot. With a growing list of sensors and software updates, these small devices can be the very thing you need to ulti ...more

In the case of Apple Watch v. Fitbit, the winner comes down to the judge at hand. Apple currently offers two smartwatches — the Series 5 and the Series 3 — while Fitbit offers three models — the Fitbit Versa 2, Fitbit Ionic, and Fitbit Versa Lite. Whatever your assumptions abo ...more

If you have a modern iPhone, you have an excellent video recorder at your disposal. Every iPhone since the 6S has the ability to shoot in 4K resolution, and each new iteration has brought new capabilities to the table. But even the best mobile shooter can use a little extra he ...more

Stories are everywhere in social media today, but that wasn't always the case. In 2013, Snapchat introduced the world to these temporary windows into our daily lives. Since then, stories have infiltrated other popular apps. However, to stand out, you can't solely rely on the a ...more

Combined, the new iPhone XR, XS, and XS Max are the largest suite of iPhones that Apple has ever released at once time. While the XS remains the same size as last year's iPhone X, the XR and XS Max are even larger. But which size is right for you? We can help you decide which ...more

In a surprising twist of expectation management, Magic Leap managed to not only ship but deliver the Magic Leap One I ordered on Wednesday by 4 p.m. PT on the same day. After spending about an hour with the headset running through set up and poking around its UI and a couple ...more

The war on dehydration is a commercially burgeoning marketplace. An increasingly sophisticated consumer population hoping to conquer everything from 26-mile marathons to vodka shots is deconstructing every functional remedy in the fight to quell the effects of severe dehydrati ...more

Samy Kamkar, the security researcher known for the MySpace Worm and his combination lock cracking skills (using an online calculator), is back—and this time, he's after your credit cards! Well, not really, but his latest project, dubbed MagSpoof, can spoof any magnetic stripe ...more

An invaluable button on your iPhone can do hundreds, even thousands, of amazing things, but most iPhone users don't even know it exists. You can't push it. You can't click it. You can't press it. But it's the largest button on your iPhone, more powerful than the versatile Side ...more

It is a scary time to be alive. As states start to ease back shelter-in-place restrictions, the new world you're entering is still unsafe. With a vaccine months away, your best bet is to follow CDC guidelines and use the tools at your disposal. Your trusty smartphone can offe ...more

Apple has implemented a new sensor on the rear camera of its fourth-generation iPad Pro, and it's pretty exciting. It's called the LiDAR Scanner, a scanning "light-detection and ranging" sensor, and you may very well be acquainted with it if you follow any driverless car news. ...more

The third developer beta for iOS 13 has been out since July 3, and while devs have had fun exploring all the new features, those of us on the public beta have sat on the sidelines running the public version of dev beta 2. But we don't need to wait any longer, as Apple just rel ...more

On July 3, Apple pushed out iOS 13 developer beta 3 for iPhone, and there's a lot found hidden within. A new FaceTime setting, more Arcade details, full-page scrolling screenshots everywhere, a noise cancellation option in the Control Center, and a new markup tool — and that's ...more

Now that ARCore is out of its developer preview, it's time to get cracking on building augmented reality apps for the supported selection of Android phones available. Since Google's ARCore 1.0 is fairly new, there's not a lot of information out there for developers yet — but w ...more

HIV infections persist despite treatment that successfully decreases viral blood levels to the point where doctors can't detect the virus. But that doesn't mean the person is cured. The virus hides in the body, not replicating, just waiting for a chance to jump out of the shad ...more

In the aftermath of the unindicted police killings of Michael Brown and Eric Garner, we've been told that the system worked as intended. When our legal system's outcome is at conflict with what a majority of Americans believe is just, it's clear that some changes are needed. B ...more

Update: After playing around with our new iPhone 6 and 6 Plus over the last couple weeks, it occurred to me to see if my DIY stylus would work with these new devices. I'm happy to report that it does, just as expected. Now, the level of functionality you'll get out of it is d ...more

Stand out from the high street fashion clones with stuff you’ve fashioned yourself. It’s easy to take old pieces of electronic junk and transform them into all sorts of fun ‘n’ funky geeky accessories. Like a totally useful tote bag, a what-on-earth-is-that wallet and a bedazz ...more

When Tim Cook, Craig Federighi, and other core Apple leaders take the stage for WWDC 2021 on June 7, we'll hear a lot about exciting new things to come. We're likely to see what's in store for watchOS 8 and macOS 12, but more importantly, we'll get a glimpse at what iOS 15 and ...more

|Choose Your View: Quick Bullet Points | Detailed Descriptions Android's newest major update is a special one — it's the tenth full version of the world's most commonly used operating system. The latest release, dubbed simply Android 10 (codename Android Q), was first showcas ...more

Thanks to Apple's ARKit 2.0 augmented reality framework in iOS 12, we now have a "Measure" app built right into our iPhones that can measure real-world objects. No more physical tape measure or ruler. No more guessing. Just whip out your iPhone, open the app, put your camera, ...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

The hugely successful S10 series of flagships may be a tough act to follow, but Samsung has proven that it's up to the task with the Galaxy Note 10. The latest phablet bearing the Note name is the first of its line to come with an even larger variant, and boasts an eye-pleasin ...more

While music may not technically be a "universe language," it is the one language listened to by all. There are over 1,500 music genres today—rap, classical, rock, jazz, trap, hip-hop, house, new wave, vaperwave, charred death, nintendocore... and the list goes on. And if you'r ...more

Android comprises an entire ecosystem of apps, games, functions, and features, so it would only make sense that it has its own lexicon. Words, phrases, and acronyms that didn't exist ten years ago are now used in an off-the-cuff style by developers and support technicians acro ...more

Apple's iPhone lineup has always been at the forefront of technological innovation, captivating the world with each new iteration. As we eagerly anticipate the iPhone 15 series release, rumors, leaks, and speculations about the highly anticipated 2023 models are at full steam. ...more

Since its introduction on the iPhone 5S, Touch ID has made unlocking Home button iPhones quick and secure. The second-generation iPhone SE brought back the beloved feature in 2020 but didn't take any steps to improve on the technology. So if you're rocking Touch ID and having ...more