What Is Ferrofluid? Ferrofluid is a black, solvent-based liquid, that, in the presence of a magnetic field, becomes strongly magnetized. The fluid is made up of nanomagnetic particles coated with an "anti-stick" or surfactant compound, suspended in a "carrier", commonly an organic solvent. For mechanical applications, it is used in hard drives and speakers as a lubricant. However, it also has been implemented in artwork, as seen in the video below.
The new Samsung Galaxy S4 may be the only phone to include temperature and humidity sensors, but your Galaxy Note 2 has a few weather-detecting features of its own.
Learn how to apply your own stage makeup including foundation, fake eyelashes, eye shadow, bronzer, blush, lipstick and more with expert makeup tips in this free online theater production video series.
This video describes how the cool technology of superconductors in magnetic levitation works
Homopolar motors tend to be typecast as simplistic in nature, and that's true for the most part. The bare minimum requirements are a battery, conductor, and magnetic field, but when it comes to Valentine's Day, they're nothing short of complex.
Merrill is quite the artist, but he, like everyone else, must "draw" from inspiration. And he has discovered a new technique from Igor Kazarin's YouTube channel Portrait Drawing.
In a previous Nurd Rage video (here), Dr. Lithium showed you that pyrolytic graphite was diamagnetic, and that it could be stably levitated over magnets. It was repelled by a magnetic field, and this repulsion was strong enough to levitate it. In this science video tutorial, you'll learn how to levitate plain old pencil lead this time.
Violin Lesson #7, 9-10 -- String Crossing Techniques. Todd Ehle teaches some string crossing techniques for you beginners in this 3-part lesson.
Pastel drawings are a creative way to learn about color theory and art observation. Learn pastel drawing techniques with this free instructional art video series.
Stress, migraines, headaches, sounds like life to me. When life gets too fast and stressful for us, you may think that you do not have the time, or the money, to get a professional massage, or take care of ourselves. But it's easier than you think, with these amazingly relaxing videos you will learn various holistic solutions to some of the most common problems such as stress, migraines, and headaches through self-massage and tense release techniques.
Tips for the beginner borosilicate glass artist. This video demonstrates cold and hot seals, pulling curves, and more.
In Obstetrics and Gynecology (OB/GYN), doctors deal specifically with the female reproductive organs, which means a lot of visual inspection of the vaginal area. Whether you're a doctor, surgeon, nurse, or nursing assistant, knowing how to properly drape a patient is detrimental to the patient feeling protected and secure with the hospital staff, along with having some privacy. This video will cover different types of draping techniques.
Advanced quilting tips. Learn expert techniques on how to quilt in this free crafts video from our experienced quilter.
Expert tips for fine-tuning your video files! Learn advanced techniques for using Adobe After Effects video compositing software in this free computer software video from a video production expert.
Get a potter's wheel and learn how to do advanced pottery with expert tips and advice in this free video.
Drawing a human face based on the facial bone structure produces lifelike proportion and shadows. Learn about drawing a face with this free drawing video series.
Relief printmaking involves specific printing techniques and tools to create wonderful and unique pieces of art. Learn how to start printing with this free instructional printmaking video series.
There are lots of techniques you can use to throw a pot and to sculpt and mold it, but when you get a big order for a batch of pots, the best technique you can use is the technique that will produce the largest quantity in the least amount of time.
In this video tutorial series, DJ Sarah Main explains how to become a working professional DJ. She offers tips on how to set up your digital DJ rig, cueing up tracks in the mix, and cataloging your music library. In the second half of the series Sarah shows how to mix tracks with the cross fader, and progressively layer audio elements.
At the recent DefCon conference in Las Vegas, researchers opened many of the top commercially available gun safes with simple tools like a straw or a paper clip, and in one case, just by shaking it a bit. The investigation began after the researchers, Toby Bluzmanis, Marc Tobias and Matt Fiddler, learned that certain Stack-On safes, issued to some law enforcement officials to secure their firearms at home, could be opened simply by jiggling the doorknob.
If you are already really good at using Photoshop, good for you! You already know what the dodge tool, blending modes, and all the different brushes do? Well then watch this video! It offers help for advanced Photoshop users on working with lighting for design and abstract art. Novices need not apply.
In this video tutorial, viewers will learn how to lace up and tie your shoes to relieve pressure on the foot. There are two techniques shown in this video. The first technique helps to relieve pressure on the top of the foot. If the top of the foot is under pressure, it can cause your toes to go numb. The second technique is the runner's knot. This technique will tighten the top of the shoe and prevent your heel from slipping. This video will benefit those viewers who have foot problems with ...
Basic drumming techniques and beginner drum lessons are explained in this free beginner's drum tutorial video series from our expert drummer, covering drum sticks, drum beats and fills.
Learn how to glaze pottery with ceramic glaze in this free video series of glazing techniques. Part 1 of 5 - How to Get pottery glazing techniques.
Looking for self defense training? Learn how to escape different grips online with this free video series about self defense techniques for women.
Clay pottery is a fun and creative art form that can be done with slabs of clay and not only on a spinning wheel. This free video clip series will show you several tips on how to use clump and torque techniques to construct clay models and open a world of design ideas for you.
Everyone has a different batting stance because hitting a baseball is more about where you end up, and less about where your body starts. Learn about batting stances and how to prepare to hit a baseball in this free video lesson.
Rolling is an important and often confusing technique. Learn how to play this technique on the guitar with this tutorial. Watch this guitar how to video and you will be able to play the rolling technique, the hardest part of the sweep picking technique.
To make a daisy chain beaded necklace you must get three different bead colors, two that are size eleven and one that is size four. The size eleven beads are for the stems and the outer part of the flower, while the size four beads are for the inside of the flowers. You will also need nylon thread and a clasp, such as a magnetic clasp. First slide the clasp on first and connect it to the thread. Next follow the following pattern for the beads, 8 for the stem (size 11), 6 for the outer petals ...
Western calligraphy is an art form in itself that is able to communicate on a surface and subconscious level. Learn the calligraphy alphabet and numbers and how to write using the art of calligraphy in this free online video series.
Check out this video to learn techniques for making glass with fire. Enjoy the Pink Floyde tunes while you are at it.
Believe it or not, you can put your money to use very efficiently in a new way: your credit or debit card can serve as a blade in desperate situations. (It might even be handier than dental floss as a brilliant substitution for specialized kitchen tools.) While I wouldn't take bets on it slicing a New York strip steak, there are definitely many other foods it will easily slice through. What Is It Made Of?
First off—Happy Independence Day! Since it's the 4th of July, let's make this week's roundup short and sweet, so you can all get back to your holiday festivities.
This video is about Laparoscopic Suturing Techniques.The video begins with the narrator saying that the technique is widely used in major abdominal surgeries and mastering of the techniques would give great confidence in the surgical procedures.There are various types of laproscopic needle drivers are available which can be selected according to preference.Different types of 10 millimeter laproscopic ports are available,however the valves used in the ports are important for performing extra c...
Drawing is an excellent exercise for the brain that also lets your mind wander. This video tutorial demonstrates how to draw a serene mountain landscape using charcoal techniques. Begin with a simple sky and mountain range, then add trees and a beach. Pencilling in water will help to bring the trees to the foreground. Finally, add shadows and a waterfall to provide a sense of depth to the entire rendering.
As fun as Minecraft is to play, it's easy to get lost. That is, of course, one of the reasons compasses are so handy. But even without a compass, there are a lot of ways to get your bearings. This two-minute clip covers six techniques for finding cardinal north whether above or underground.
The beautiful game, Football (Soccer for those of you in the US) is full of all sorts of unique and advanced techniques that you can use in FIFA 11 to defend with! Things such as a Secondary Press, Jockeying and even Running Jockey. If you're still getting scored on and are looking for more advanced techniques to try, check out this video for some advanced tactics for defending.
A cool technique on the guitar is Galloping Harmonics, combining the galloping rhythmic figure with harmonics and making it a little funky with some slap guitar, originally made famous by Regi Wooten! In this video, Jude Gold, head of GIT (Guitar Institute of Technology) at Musician's Institute completely breaks down the entire process of learning how to get the sound, the feel, and the technique down.
In this Photoshop CS3 tutorial you will learn how to use the knockout feature. This advanced masking technique allows you to move a targeted layer around, revealing the layer underneath. This video will show you how to reveal a creepy skeleton under a monster werewolf right in Photoshop. This classic technique lives again! Learn the subtle qualities of the Deep, and Shallow, Knockout feature in Photoshop.
Learn about the basics of weaving with this stop motion weaving tutorial video. Several different weaving and knot techniques are demonstrated, even showing common mistakes in the weaving process. Watch and learn a simple technique for weaving on a cardboard loom.
