Find Surface Area of Triangular Pyramid

Find out if there are local restrictions on color Before you fall in love with “Brilliant Blue”, “Gauche Green”, or any other paint color, check to see if any local authority restricts the colors you can use. This is especially important if you live in an historic area, newer ...more

Weather - there's no escaping it! Mother Nature can be hard on asphalt: if you live in an area where there are extreme weather changes from season to season then your asphalt will eventually become damaged. As the ground freezes and thaws there is movement that flexes the asph ...more

If you ever wondered how to keep your car looking great and protect the paint for years to come, read on. 4-step car wash includes washing, clay baring, polishing and waxing your car. Items needed to perform 4-step wash This is a list of essential things you will need: Car ...more

Google has a few hidden tools you might not have discovered yet, and they work in Google Search, in the Google app, and with Google Assistant — on both iPhone and Android phones. We all know smartphones do much more than make phone calls. They serve as cameras, GPS navigators ...more

Apple's new iOS 16 software update is finally here, and there are over 350 new features and changes for you to enjoy on your iPhone. There are major lock screen and home screen improvements, a pleasant surprise for the Contacts app, and tons of new upgrades to Safari, Mail, Me ...more

Not all weather sources are equal. When you're looking at the forecast, you hope that it's at least semi-accurate so you can plan the week and days ahead, but many sources are unreliable. And with the famous Dark Sky API shutting down on March 31, 2023, you'll need an alternat ...more

I drop my smartphone a lot. Like an absurd amount of times. Practically multiple times a day. So it's surprising that my iPhone 12 Pro has lasted nine months without a cracked screen yet. Part of that has to do with the late-2020 model's durability, and the other part is thank ...more

The new iOS 14 for iPhone arrived Wednesday, Sept. 15, 2020, alongside iPadOS 14, and there are a lot of features to uncover. Improved widgets. Better home screen customization. Exciting Messages improvements. New abilities in Camera and Photos. There's so much here that it'll ...more

While much of the world is currently in some form of quarantine due to the COVID-19 pandemic, augmented reality (AR) gives us all the opportunity to see virtual content while stuck in our homes. In addition to installing mobile AR apps or playing with camera effects on Facebo ...more

The impact of the COVID-19 pandemic caused by the novel coronavirus has practically guaranteed that the virus, along with the phrases "social distancing" and "flattening the curve," will rank among the top search terms of 2020. USA Today combined the phrases in its latest augm ...more

Cases and stickers are always great, but they aren't the only way to customize an iPhone. The software on your device is full of customization options, from a better-looking home screen and cooler lock screen wallpapers to app icon changes and a system-wide dark mode. There's ...more

Reconnaissance is one of the most important and often the most time consuming, part of planning an attack against a target. Thanks to a pair of recon tools coded in Python, it takes just seconds to research how a website or server might be vulnerable. No matter what platform ...more

If we were to assign a theme for the 2019 edition of the Next Reality 30 (NR30), it might be something along the lines of, "What have you done for me lately?" Many of the top names in the industry from the 2018 edition remain the same, but their positions have shuffled. The p ...more

Before attacking any website, a hacker or penetration tester will first compile a list of target surfaces. After they've used some good recon and found the right places to point their scope at, they'll use a web server scanning tool such as Nikto for hunting down vulnerabiliti ...more

Your social security number, credit card information, and medical history can fall into the wrong hands if you're not careful about how and where you share your data online. If you really care about your data, there are tools and techniques you can utilize to protect yourself ...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

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

On April 26, 2019, Sinemia posted a note on its website stating it has ceased all operations in the United States. It's not known if it continues to work in other countries or if US users will be getting any refunds, particularly, for annual subscribers. Over the previous mon ...more

For many, phones are starting to replace televisions as the primary device for watching videos. Thanks to their portability and easy to use apps, it's often simpler to watch Netflix, Hulu, YouTube, or Prime Instant Video on the smaller screen. But not every phone is suited to ...more

In a previous tutorial, we were able to place the Mona Lisa on vertical surfaces such as walls, books, and monitors using ARKit 1.5. By combining the power of Scene Kit and Sprite Kit (Apple's 2D graphics engine), we can play a video on a flat surface in ARKit. In this tutori ...more

In a previous tutorial, we were able to measure vertical surfaces such as walls, books, and monitors using ARKit 1.5. With the advent of vertical plane anchors, we can now also attach objects onto these vertical walls. In this tutorial, you'll learn how to make your augmented ...more

Fresh off shipping an augmented reality game for Magic Leap, Resolution Games has farmed another $7.5 million in funding through a Series B round. The round was led by MizMaa Ventures, with new investors including venture capital firms GP Bullhound and Fly Forever, as well as ...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

In our last ARKit tutorial, we learned how to measure the sizes of horizontal planes. It was a helpful entryway into the arena of determining spatial relationships with real world spaces versus virtual objects and experiences. This time around, we'll dive into a slightly diff ...more

Earlier this month, when Apple announced at WWDC that iOS 12 would include an augmented reality tape measure called Measure, iPhone watchers seemed impressed by the new addition to the company's AR arsenal. Well, just a couple of weeks later, on June 19, it appears that Google ...more

Google collects an enormous amount of personal data. While some of this data is used for targeted ads, others tidbits of info such as our location are used to improve our mobile experience. While it is natural for us to distrust Google's intentions, by allowing their data coll ...more

Even though most phones don't have Oreo yet, Google has released Android 9.0 Pie. It's available on Google's own Pixel devices, and updates should soon be available to partnered devices from Essential, Nokia, Oppo, Sony, Vivo, and Xiaomi. We're already digging into it to highl ...more

The Galaxy S9 and S9+ have a new camera feature that Samsung is calling "Dual Aperture." On the surface, that may sound like your typical techno-jargon, but it actually has some significant implications for the future of smartphone photography. In a traditional camera like a ...more

IFTTT is a fantastic tool that lets you trigger actions on your smartphone that normally require more advanced hacking. With the help of its friendly user interface, turning your phone into a more personal device has never been easier. However, the app has some more intricate ...more

Coinbase is the primary go-to for many users when it comes to investing in Bitcoin (BTC), Ethereum (ETH), Litecoin (LTC), Ripple (XRP), and more, due to its user-friendly interface. But before you join them, know that the ease of use comes with a price. Coinbase charges fees f ...more

Bluetooth Low Energy (BLE) is the de facto wireless protocol choice by many wearables developers, and much of the emerging internet of things (IoT) market. Thanks to it's near ubiquity in modern smartphones, tablets, and computers, BLE represents a large and frequently insecur ...more

The promise of augmented reality when it comes to gaming is the conversion of the player's real-world environment into a virtual playground. Army of Robots, available for $1.99 in the App Store for ARKit-compatible devices, gives us a tangible example on how the promise could ...more

Apple's iPhone 8 and iPhone X announcement went about exactly as the rumors predicted. Really, there was only one surprise — the fact that all of the new models will support the Qi wireless charging standard. Wireless charging itself wasn't unexpected, but seeing Apple use a ...more

Every time you make a call or send a text, you're giving the recipient your phone number. This can be quite the security vulnerability, opening yourself up to scammers, spammers, and the feds. In this how-to, we'll look at what a burner phone is, why you might want one, and ho ...more

Aircraft equipped with ADS-B are constantly shouting their location into the radio void, along with other useful unauthenticated and unencrypted data. In this guide, we will make an ADS-B receiver using a Raspberry Pi with a software-defined radio (SDR) dongle, which we can us ...more

Flight disruptions can cost billions of dollars, but most modern commercial flights rely on air traffic control systems that harbor serious vulnerabilities. The Federal Aviation Administration uses an infrastructure called NextGen, which relies on Automatic Dependent Surveilla ...more

For about a million Americans each year, a joint replacement brings relief from pain and restored mobility. But, 5–10% of those people have to endure another surgery within seven years, and most of those are due to an infection in their new joint. If doctors could treat infect ...more

The next time you suffer a cut or abrasion, think twice before you reach for the Neosporin. It's time, and mom, tested — you get a cut, you wash it carefully, then apply some triple-threat antimicrobial ointment. You may or may not slap on a band-aid. We won't cover it here, ...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

Surveying a target's Wi-Fi infrastructure is the first step to understanding the wireless attack surface you have to work with. Wardriving has been around since the '90s and combines GPS data and Wi-Fi signal data to create accurate, in-depth maps of any nearby Wi-Fi networks ...more

Bioluminescence — the ability of an organism to produce and emit light — is nature's light show. Plants, insects, fish, and bacteria do it, and scientists understand how. Until now, though, we didn't know how fungi glow. Now, thanks to research led by Zinaida Kaskova in the I ...more

It won't come as a surprise to hear that your cell phone, tablet, and laptop are loaded with bacteria and other organic material. While most of these bacteria are harmless, there are good reasons to reduce the capability of your mobile devices to infect you—or other people. H ...more

All fields of study have their own language. For people interested in learning about microbes, the language can sometimes be downright difficult — but it doesn't need to be. From antibiotics to xerophiles, we have you covered in an easy-to-understand glossary. Terms are liste ...more

SentrySafe puts all sorts of measures in place to protect your valuables and important documents. This particular SentrySafe has an electronic lock, four 1-inch bolts to keep the door firmly in place, pry-resistant hinges, and it's able to withstand drops of up to 15 feet. Tha ...more

As we go about our daily grind, our smartphones and tablets take a silent beating. Dirt, dust, oil, and grime that our hands have picked up immediately gets transferred over to our shiny pocket-sized computers every time we check the time or look for new notifications, and ove ...more

Beer isn't just for drinking anymore. There are many useful and surprising things that an ice-cold brewski can help you accomplish, from household chores to better-tasting food. It can even help you look and feel healthier. And while it may seem sacrilegious to use a beer for ...more

Windows 10 is officially here, and frankly, there's a ton of new features in Microsoft's latest operating system. From the return of the Start menu to the new Edge browser, Windows 10 can take some getting used to. Luckily, we've done a lot of the leg work for you, and what f ...more

There's something primal about the smell of smoking food. Somewhere deep in the recesses of our souls, we remember a time when humans only ate by the fire. Or perhaps that's just something I tell myself. Either way, it's hard to smell smoke and food and not feel like you shoul ...more

Look on any bistro or pub menu in America and you'll likely find the term caramelized onions as an option for your burger. The word "caramel" may conjure up images of candy, which is somewhat correct. When high temperatures are applied to certain foods, the sugars within them ...more

Eating vegetarian isn't just for vegetarians. There are plenty of reasons, health and economics-wise, to consider forgoing the meat for a meal or three. Rather than get deep into the world of fake meat (although there's many a tasty alternative to be found there, to be sure), ...more

To say we're a nation of coffee-lovers is putting it mildly. Americans consume 400 million cups of joe in one day alone, but how well do we actually know our morning BFF? We know it comes from a bean, and that more coffee drinks exist than there are ways to skin a pig, but wha ...more

Pumpkin carving and decorating is a favorite October pastime. After you've carved an amazing design or face into a pumpkin or two, you want to show it off through your window or set it out on your porch for the neighbors to see. But, without knowing the tricks to save your ho ...more

Minor mishaps occur all the time in the kitchen, whether you cut your finger while dicing an onion, scorched your hand in a grease fire, or burned the roof of your mouth because you were to eager to taste-test your killer pasta sauce. While the old standbys of ibuprofen, band ...more

Macaroni and cheese is one of those dishes that automatically make me feel all is right with the world. I even like the boxed kind in a pinch. However, real macaroni and cheese is pretty easy to make and is worlds better than the boxed kind. It's also pretty easy to make reall ...more

If browsing speed is important to you—and it should be—you'll probably be interested to know that there are ten simple flag modifications you can make in Google Chrome in order to achieve the fastest browsing speed possible. A few months ago, Dallas covered six ways to speed ...more