In this video the instructor explains the concepts of rational and irrational numbers. Multiplying a number by itself gives the value of its square. If you apply the square root to that squared number it returns to you the original number. This square root is also called a radical. A square root of a positive number can have two values. For example the square root of 81 is either 9 or -9; this is because when you multiply 9 with itself the square is 81 and even when you multiply -9 with itsel...
The Animal Crossing series has been a big hit for Nintendo, so in a bid to enhance the experience even more for users, the game is getting the augmented reality treatment.
What do you do when your favorite new car is still two years away from hitting the road? Look to augmented reality, of course.
Imagine sitting on your patio, scrolling through your phone's photos, reminiscing about the past. Now imagine being able to see those photos floating in the air, at the exact vantage point from where they were taken a year ago.
Ever since Skynet took over the world in the Terminator film franchise, a large segment of the world's population has feared artificial intelligence.
In recent weeks we've talked about the growing trend of smartglasses makers moving the brains of their devices to smartphones, and now a veteran of the space has joined that movement.
Although Niantic is already an augmented reality startup unicorn thanks to the success of Pokémon GO, the company has reportedly captured yet another round of funding.
Those looking for a creative way to loose a metaphorical Cupid's arrow at the figurative heart of the object of their affection can now add augmented reality greeting cards to their quiver.
Mixed reality can give you the feeling that you've uncovered a hidden world layered into the physical one you already know. This can happen in so many ways, from a trading card that births a hologram or a first-person shooter with robots blasting through your walls. Xperiel—a California-based augmented and mixed reality company—wants to create a platform to make that a whole lot easier for developers.
Once you've designed some holograms with HoloLens, you'll need to get them to interact with the environment. That's where Spatial Mapping comes in. There are five basic purposes for using HoloLens's Spatial Mapping with your app:
Bad news first: It's not out yet, but it's coming really soon. The premise for the game is this:
A new coat of paint is an easy, cheap way to make your home look instantly better, but dealing with paint fumes for days afterward isn't so fun, especially if you have kids or pets.
UPS Tracking provides several convenient ways to track packages online, including on-the-go with your mobile device. Track your package using UPS Quantum View Notify to get real-time updates on packages in your supply chain or send delivery notification alerts.
If you watched the presidential debate last night, then you might recall Mitt Romney's remark on the fake Apple Store in China "selling counterfeit goods". That store actually sells real Apple products, only it isn't licensed to sell them, so it was a little misleading. Not to say that there aren't real counterfeit iPhones on the market in China. There are and for the most part, people know how to spot them; they mainly buy them because they are cheaper.
If you want to restore your iPhone, iPod Touch, or iPad, watch this video to learn how to downgrade your iOS 5 beta iDevice to iOS 4.3.3. You've seen what you wanted to see from the iOS 5 beta, now it's time to get back to a real OS.
A fireplace is a beautiful, elegant way to light up a room that lets anyone who enters your home know you've got class. That's just as true in Minecraft as it is in real life. If you can't make it to the nether and get netherrock, stick to the instructions in this video.
Give your iPhone 4 a real makeover. This video will show you how to take apart an iPhone 4, which allows you to replace the front screen and back cover. The iPhone 4 is a sophisticated, and expensive, piece of equipment so be sure to watch carefully and do your mod the right way.
The supra combination lock box has been one of the most trusted door locks for the past forty years, and is commonly used by real estate agents for protecting their houses. Generally a supra combination lock operates with a four-digit password.
The beauty industry uses a lot of long, tricky words on their product labels. From paraben-free to noncomedogenic, it can get confusing trying to decipher just what it all means.
Wigs are generally made to resemble real hair, but that doesn't mean you should just tuck your hair up, slip one on, and go. To make a wig look natural, you have to play around with it a little bit.
You probably remember Jessica Simpson best from her "mom jeans" fiasco when she gained a bit of weight, wore unflattering jeans, and looked like - gasp! - a real woman, but what the girlfriend lacks in the fashion department she makes up for in her great taste in hair.
Multiplayer games in Battlefield: Bad Company 2 can be just as chaotic as a real battlefield. How to survive without getting constantly fragged? This tutorial has all the answers! No matter where you spawn, be confident in your ability to shoot your way out of trouble.
This is not a tutorial on how to sew a real corset, rather, how to sew a corset style top. You will need some fashion fabric, eyelets, an eyelet attachment tool, ribbon, scissors, pins, measuring tape, tailor's chalk and of course, a sewing machine.
This tutorial shows you how to set up an interactive chat box on your website, so you can allow members to communicate with each other in real time. It can be a bit tricky to master, but will definitely be worth it for your site in the long run.
With a name like Satin Sheets, this drink promises to be sensual and sweet all at once. Made with creamy milk and vodka, Satin Sheets is a rich confection that may just give you enough vigor to get into some real satin sheets tonight, if you catch our drift.
Real snakes give us the heebie jeebies. With their slippery skin, scales, and overall slimy quality, they top our list of most feared animals. But we sure love 'em when they come in a cute paper form!
This isn't a real Moebius scarf, since it has not been stitched in the round. However, you can use this knitting technique to turn a regular straight scarf into a Moebius scarf (named after the Moebius strip, a paper loop that has only one side).
The biggest pro paper flowers have over real flowers is that they last a hell of a lot longer. So whoever receives your paper flower will be able to cherish the present for longer than a few days.
The Fender Mustang guitar controller for Rock Band 3 is perhaps the coolest version of any Rock Band guitar we've seen yet. It's designed slightly more like the real thing, and as such has added control options that make it more difficult to play.
As you might guess, one of the domains in which Microsoft Excel really excels is finance math. Brush up on the stuff for your next or current job with this how-to. In this tutorial from everyone's favorite digital spreadsheet guru, YouTube's ExcelIsFun, the 54th installment in his "Excel Finance Class" series of free video lessons, you'll learn how to make inflation calculations.
It's not a real Lal Mirch cosplay costume without the goggles! This tutorial shows you how to make the goggles from one of Katekyo Hitman Reborn characters from cardboard, posterboard and some craft foam. You'll also need some glue, a marking tool, scissors, a utility knife, goggles, headphones, tape and some paint.
There's really nothing wrong with dressing up as Barbie for Halloween. Yeah, she's a super non-representative sample of how real girls look like, but the perky blond is pretty and has cute clothes.
Want to get better results when you run Pro Tools on your PC? This tutorial shows you the easy step of disabling disk compression and indexing, two steps you can use to get the maximum efficiency out of real time applications like Pro Tools.
A wig doesn't need to ever look like a wig. In fact, we don't recommend you leave the door without first styling and teasing your wig a bit to integrate it with your skin as well as to make it look more natural.
Everything's going HD these days, even blockbuster movies. So, make sure your editing system is up to date, because working with high-definition video footage is a pain if you don't have the right equipment. This video will show you how you can build the ultimate graphics and multimedia workstation with blazing performance for real-time HD video editing. Use a Nvidia Quadro FX4800 card with 192 cores and you're set!
If your school offers debate or you've learned about it in class, you may already know what a Lincoln-Douglas Debate is. It's a type of one-on-one forensics competition modeled on the real debates between Abraham Lincoln and Stephen A. Douglas. Watch this video to learn about how to do them.
There are a plethora of reasons why you should practice yoga, from easier breathing to increased flexibility to clearing your mind. But there's another super important reason you should take up the art of the pretzel-limbed: It helps build strength all throughout your body, which means you'll be less likely to pull a muscle or throw out your back in real life.
Real chrome is one of the world's shiniest metals, and it has defined the world of metal auto body accents. If your chrome has gotten rusty, as it is wont to do, watch this video to learn how to restore it's original shine quickly.
Create your own model car in Cinema 4D! You can also add a function to animate it as if it had a real motor! This tutorial shows you how to start from a new project and end up with a realistic motorized car animation!
Buying authentic antique furniture requires a lot of furniture knowledge and keen eyes. If you need a little help in this department you've come to the right place. THis video will give you tips for authenticating the antique status of all kinds of antique furniture.
