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Video: Haptics Make Holograms Touchable on the HoloLens

Imagine wearing your HoloLens, then reaching out to touch a hologram and actually feeling it. Mind blown, right?! Now imagine that same hologram responding to your touch. I don't mean in the way holograms currently respond to an air tap, but a much more refined and precise touch. Maybe you touch a character on the shoulder and it turns around to see you, or maybe you hit a button in the air and it reacts accordingly.

News: Smart Home Proof of Concept Uses a Raspberry Pi to Control Air Conditioner with HoloLens

Empea Berlin, a Germany-based company specializing in augmented, mixed, and virtual reality software, released a Facebook video a few months back showing off their experiments in smart home technology. Using a Raspberry Pi and a HoloLens unit, they were able to make a virtual remote control for an air conditioning unit. The remote is complete with various modes, temperature controls, timers, and other features. There have been no updates on this project since they first showed it off, but hop...

How To: Security-Oriented C Tutorial 0x01 - Hello, World!

Welcome back, reader! In this tutorial, we will be covering our first program! So let's get to it. We all know the unspoken tradition of the first program when learning a language and of course, here we will respect and complete it. Fire up your favorite text editor (be it vim, emacs, gedit, it's all the same to me, no h8) and try to keep up.

News: Playing an Electric Guitar With 100,000V

Video: . I made this Tesla Coil using the myRIO and LabVIEW. It uses electricity to play the music, which can be Star Wars, Harry Potter or even Hunger Games! The music is played by the spark heating the surrounding air (causing it to expand) then the spark turning off (causing the air to cool and contract). This expanding and contracting cause's longitudinal waves - or sound waves.

How To: Enable Media Playback from the Front Earpiece on Your OnePlus One for Stereo Sound

Starting with the original HTC One and now present on the new Nexus 6, dual speakers allow for smartphones to pump out true stereo sound. OnePlus, however, kept their speakers on the bottom of the device and use different sound drivers for each to produce great sound quality, although it's still mono. While there are mods out there that can further increase the volume of the OnePlus One, none of them can produce true stereo sound.

News: Reverse Arrow Trick - Amazing

When the arrow is moved to a particular distance behind the glass, it looks like it reversed itself. When light passes from one material to another, it can bend or refract. In the experiment that you just completed, light traveled from the air, through the glass, through the water, through the back of the glass, and then back through the air, before hitting the arrow. Anytime that light passes from one medium, or material, into another, it refracts.

How To: Activate flight mode on the Samsung Galaxy Tab

Taking a trip soon? Well, make sure you can still enjoy your Samsung Galaxy Tab up in the air. Turning on the Airplane Mode allows you to use your device safely mid-flight. This video shows you exactly how to active it on your Android tablet. Hit MENU < SETTINGS < WIRELESS & NETWORKS and then select FLIGHT MODE at the top. This will activate it. You can press it again to deactivate it. You can also turn on or off FLIGHT MODE by pressing the power button on the side.

How To: Ice letters with buttercream icing

In this video techniques are shown to add ice letters using only butter cream icing. The reason butter cream icing is used is because of the ease of use when writing ice letters. Once your icing bag has been filled with the butter cream icing you must make sure all air has been removed from the bag before beginning. having your desert item on a turn table makes writing with butter cream much easier. Keeping a steady hand and moving at a slow place will give you the best result. The narrator e...

How To: Wash your keyboard

In this video from Defcon Computers we learn how to clean your computer keyboard. You can use cans of air, or take off your keys. But in this video we learn how to actually clean the keys themselves. With the computer off, put Windex on a paper towel, and rub the key. Put more Windex on your paper towel and continue to rub the keys. Rub them individually and also clean the spaces in between the keys with the paper towel. Again, make sure your computer is off or else you'll get all sorts of er...

How To: Change and balance a car tire

In this tutorial we learn how to change and balance a car tire. First, take the tire and remove the air out of it from all the sides. After this, remove the tire from the wheel. You will need to use a pry bar to help you remove it from the tire completely. It will help out a lot if you have a machine that will do this for you. Then, apply grease around the wheel and put the new tire on. From here, inflate the new tire while on the wheel and it will be ready to install on your vehicle.

How To: Bleed and adjust trailer brakes

In this video, we learn how to bleed and adjust trailer brakes. First, level the trailer and use a jack stand to support it. Now, hand bleed the brakes using the master cylinder. From here, let any air out of the break line, doing this on all the different brake lines. Next, fill up the master cylinder with oil to make sure it doesn't run dry. Open the pressure valve and then close it as your run through the process. When finished, you will need to adjust the brakes by lifting the trailer. Af...

How To: Tease your long hair

With this tutorial, we learn how to tease your long hair. First, grab your hair on the top of your head in sections. Then, raise it straight up in the air and spray hair spray on it. After this, use a paddle brush to comb the hair down and create a nest of teased hair. After this, spray on more hair spray to set it and continue to do this all the way to the back of your hair until you've gotten all of it teased. From here, you will do this to the sides as well. To finish, gently brush your ha...

How To: Sit cross-legged for meditation

In this video, we learn how to sit cross-legged for meditation. Meditation in this pose will cause you to be far more relaxed and calm then if you were in an uncomfortable position. If your rear end hurts while you are sitting down, try putting padding underneath you so you are completely comfortable. Make sure your feet are tucked into your body and your back is aligned with your head straight in the air. Once you are comfortable, you can put your hands at your sides on each of the legs. The...

How To: Land a basic kickflip

With this video, we learn how to land a basic kickflip. First, you need to learn how to olly, and become an expert with it. Next, you need to learn how to do the flick with your feet. This is a slight flick with your foot like you are trying to get something off your foot! After you flick it, you will bring the board into the air and then turn it around. After you do this, you will be able to continue riding away. Once you learn this well, you can start doing different variations and travel f...

How To: Draw the character Katara from Avatar

In this video, we learn how to draw the manga character, Katara. Start out by drawing the basic outline of the character. Have her hands out in the air, like she is in a striking position. Then, add in the details of her face and hair, then work your way to adding in the details of her arms and the rest of her body. Draw a long dress on her, adding in the lines to show folds in the dress. Once you have finished with all the details, start to add in the colors to the skin and the outfit. Finis...

How To: Make a homemade compost tumbler

In this tutorial, we learn how to make a homemade compost tumbler. Find a large barrel and mount it on a wood frame. You can use recycled materials, like an old pickle barrel if you can find one. There should be an axle in the middle of the wooden posts that runs through the tumbler as well. There should be a pipe in the middle bottom of the barrel to run air through, that will exit through the top where the handles are at. The aeration system will help your compost work properly, so you can ...