How To: Make a slide projector using common materials
Watch this demonstration of how a slide projector is made with commonly available materials.
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How To: Edit materials captured in Camtasia
Learn how to edit the materials you've captured in Camtasia to so you can present exactly the segments of your videos that are the most relevant.
News: Replacement Joints with Antibiotics on Board Mean Lower Chance of Infection & Fewer Surgeries
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 infections more effectively, patients could avoid a second surgery, more pain, and another rehabilitation.
News: Bacteria-Based Fuel Cell Aims a One-Two Punch at Global Warming
About a third of the methane released into the environment comes from the production and transport of natural gas. The gas leaks as it moves along the transport chain from gas wellheads to market.
Don't Sweat It: New Workout Clothes Put Microbes to Work Keeping Us Cool & Dry
Microbial cells can improve the functionality of clothes in creative and useful ways, including cooling us down during a workout or making clothing glow for better visibility.
How To: Make App Icons the Same Size & Shape on Android
Google's Material Design guidelines have finally brought some consistency to the look and feel of Android apps, bringing most of the user experience on par with what you would see on iOS. However, some developers are still using non-compliant home screen icons, even though Material Design calls for specific padding, size, and layouts.
News: 34 Beautiful Material Design Apps to Replace Your Old, Ugly Ones
I have a personal rule when it comes to an app's interface: If it doesn't follow Android's design guidelines, it was probably written with Apple's iOS in mind first and foremost.
News: Squishy Skin-Like Material Created for Transforming Robots
Say goodbye to the age of metal robots—C-3PO and K9 are a thing of the (future) past! Anette Hosoi, Professor of Mechanical Engineering and Applied Mathematics at MIT, and her former graduate student Nadia Cheng, have created a robotic material closely resembling human skin.
How To: Mine for resources such as coal, iron and more in Minecraft
Minecraft is the surprise indie hit of 2010 and it's still only in Alpha! And one of the mainstays of the name, "mining" is a key element to not only survival but advancement in the game and the construction of bigger and better items, tools, armor, buildings, ect. If you're confused on how to find the materials, or maybe an effective way of actually creating a good mining tunnel, this video tutorial will guide you. You'll learn what types of materials you'll need, as well as what some of the...
How To: Organize research materials for writing your research
Mary Silva teaches us how to organize and research materials for writing. First, copy and past all of your different references from the exact order that you wrote about them. A great way to help you organize all of these is to use notecards. If you don't want to do all that writing, then you can make your notecards on the computer! With this, you can make different notes on the bottom of the cards to help you remember things, as well as different citations. This is a great tool to help you o...
How To: Make a Frankenstein Halloween card with Stampin' Up!
In this video tutorial, viewers will learn how to make a Frankie card. This video provides all the materials required to make the card. The materials required include: old olive card stock that is cut at 4 1/2" x 11", lovely lilac card stock that is cut at 2 1/2" x 5 1/2", stylus tool, Smarty Pants stamp set, 1" circle punch with 2 black card stocks, 1 3/8" circle punch on whisper white and old olive card stock, glue and a black market pen. This video will benefit those viewers who enjoy art,...
How To: Add and subtract complex numbers
Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.
How To: Find real and imaginary parts of a complex number
Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.
How To: Divide complex numbers
Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.
How To: Use imaginary numbers and quadratic equations
Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.
How To: Write the square root of a negative complex number
Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.
How To: Multiply complex numbers
Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.
How To: Represent complex numbers with the Argand Diagram
Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.
How To: Find the complex conjugate of a complex number
Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.
How To: Calculate the modulus and argument of a complex number
Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.
How To: Find the polar form of a complex number
Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.
How To: Get a chemical peel
If you're trying to decide if you should get a chemical peel, or if you've decided to get one but don't know where to start, this series will show you how to prepare for, how to get a chemical peel and how to care for your skin afterwards.
How To: Add Electroluminescence to any project
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. We will help you avoid pitfalls and get your project up and running fast. Search Systm on WonderHowTo for more DIY episodes from this Revision3 show.
How To: UV texture in Houdini 9
This series of videos focuses on a typical UV workflow in Houdini 9. Learn how to create projections, edit UVs with a variety of tools, save out UV maps, and apply textures. Please download the project files below to follow along with these Houdini 9 texturing lessons.
News: The Galaxy Note 10 Is IP68 Water-Resistant — Here's What That Really Means
Samsung's not one to make drastic changes to what already works. They've continued on with the IP68 rating under IEC 60529 first given to the Galaxy S8 all the way to the the Galaxy Note 10. If you're a little confused as to what this rating means, don't worry, it's actually pretty simple once you get to the meat and bones of it.
News: The Galaxy S10 Is IP68 Water-Resistant — Here's What That Really Means
When it comes to resistance to the elements, Samsung seems to believe in the old saying "if it ain't broke, don't fix it." They've carried over the IP68 rating under IEC 60529 that was first found on the S8 all the way to their tenth-anniversary flagship, the Galaxy S10. While this certainly sounds great on paper, it's natural to want to dig a little deeper and find out what the rating means.
News: ODG's New R-7HL Are the First Rugged Smartglasses Made Specifically for the Industrial Workforce
Osterhout Design Group just announced the upcoming release of the newest addition to their smartglasses lineup, the R-7HL, short for R-7 Hazardous Location. ODG worked directly with customers who work in extreme environments to come up with a durable solution that fits their needs; These smartglasses can not only survive but function well in many areas that would otherwise be considered too harsh for augmented reality tech.
News: Strange New Technologies Explore the World of Virtual Taste, Touch, & Smell
Virtual, mixed, and augmented reality all provide different but compellingly immersive experiences that draw us in through sight and sound. But what about our other senses? A few strange inventions are already exploring the possibilities.
How To: Get Rid of Dry Skin with Fruit Facial
Today's pollution, hectic lifestyle, inadequate sleep and no time for pampering can leave your skin lackluster resulting in drying skin and making dry skin drier ultimately causing the early appearance of wrinkles and aging. A good fruit facial helps relax your skin from deep inside and the proper messaging gives it a rosy glow by increasing blood circulation imparting your face with a luminous glow. These are even better because they are natural and chemical free unlike the artificial facial...
How To: 5 Non-Food Uses for Your Old Spices
After a few years, your cinnamon, paprika, and saffron begin to lose their vibrant hues, and the aromas that once filled your kitchen are barely distinguishable when you open their jars. These are telltale signs that your spices need to be replaced sooner rather than later.
How To: Make All-Natural Green Food Dye for St. Patrick's Day
When we were kids, Saint Patrick's Day was a green-hued holiday that promised green eggs in the morning and green mashed potatoes in the evening... along with some traditional corned beef and cabbage, of course.
Forget Baking Soda: This Trick Is Way Better at Deodorizing Stinky Fridges
Smelly foods are what make my culinary world "go 'round," so to speak. I grew up with fish sauce, learned to cook with and love fermented beans and veggies, and am one of the biggest garlic advocates I know... other than my husband, who thankfully shares the same smelly food sensibilities. (Let's put it this way: anyone that can stomach stinky tofu can handle anything I could possibly cook up.)
How To: 7 Brilliant Food Hacks for Onions in the Kitchen & Beyond
Onions add essential flavor to almost any dish, whether it's a sauce, main dish, or salad. They are one of the humblest "superfoods," full of vitamins and nutrients but generally inexpensive, which is why they're also one of the most widely eaten ingredients in the world.
How To: Bring Android's Command Prompt into the 21st Century with Material Terminal
Deep down, Android is a fork of Linux, which is a desktop operating system that started out as entirely command prompt-based. For that reason, many system-level tasks can still be executed within a terminal emulator app.
Ingredients 101: Use Baking Soda to Neutralize Bitter & Sour Flavors in Food
Baking soda is a powdery miracle. Not only is it the secret ingredient to making mashed potatoes fluffy, it can help you make authentic-tasting soft pretzels at home and caramelize onions in half the time. It's actually got lots of surprising uses you might not know about, and one of them is that a pinch or two can correct sour and bitter tastes in your food.
How To: A Shot of Tequila Each Day Might Keep the Doctor Away
Tequila is a hard liquor that's often been misunderstood. Produced from the agave plant, this aged spirit has complex flavors that bloom the longer it's aged and can rival the finest scotch.
How To: 9 Ways to Cut an Onion Without Shedding Tears
Is it possible to cut or chop onions in the kitchen without stinging eyes and looking as if you just watched the saddest movie ever? Before we get to that answer, it's important to know why we tear up when cutting raw onions in the first place. What is this irritant? Are you reacting to the odor? The answer to the latter question is "no," and the irritant responsible is amino acid sulfoxides.
How To: Get Rid of Plant-Eating Pests Using 100% Natural Solutions from Your Home and Garden
Navigating through row after row of plants, my tiny fingers would reach into the leaves to pluck all the vile little creatures from their homes and deposit them into a can of gasoline. Potato bug duty, my least favorite gardening chore. Growing up, my family had a small garden every year. And every year, I was recruited to help plant, maintain, and eventually harvest the vegetables from it. There were some tasks I didn't mind, but the ones I hated most usually involved bugs (have you ever see...
How To: Make Gorgeous Patterned Easter Eggs Using Your Own Natural Homemade Dyes
If you grew up dying eggs for Easter, you've no doubt used or at least seen those boxed kits that turn your eggs neon colors. Admittedly, they're easy—just plop a dye tablet into some water, dunk the eggs, and wait for them to dry.
How To: Create glass material in 3ds Max
Dave shows you how to produce a glass three different ways in 3ds Max in the video tutorial. Put two panels away, then concentrating on sensor one press m on the keyboard to bring up the materials editor. On the material editor go to the first sphere, choosing a slight blue color, bring up the specter level, bring up the glossy level, click on two sided and bring down the last two to about four. Look to see it is fairly transparent, in a test window. This is glass one, put on hide. Go to glas...