Significant strides have been in the race to find antibiotics to treat superbug infections — those caused by bacteria resistant to the antibiotics used to treat them. Now, an international team of scientists has discovered a new antibiotic produced by a microbe found in Italian soil.
In this Education video tutorial you will learn how to do a yeast experiment to see how much C02 it produces with different types of food. Yeast is a fungus and it has to eat. After it eats, it produces CO2 gas. The bubbles in bread are produced by the CO2 gas from the yeast. Take five different types of food items and measure out the same quantity for each item. In the video it is 8gms of cookie, oil, flour, salt and sugar. Take six glasses of water and mix one packet of yeast in each glass....
Relax PETA, it's not as evil as it looks (although those neural electrode implants do look painful).
Yes, you read the title correctly. GameStop has problems, and if you're lax in morals, you can take advantage of them for free games and cash. I'm bringing you all yet another exclusive Null Byte that falls into the fascinating category of life hacking.
On Thursday, waveguide maker WaveOptics announced that semiconductor and microelectromechanical systems supplier EV Group (EVG) will provide the manufacturing infrastructure for the production of its waveguide displays designed to support lower-cost, third-party augmented reality wearables.
WaveOptics, makers of diffractive waveguides, has inched closer toward getting products featuring its technology to market through a production partnership with a consumer electronics company whose clients include Google, Microsoft, and Sony.
Once you've reached an age where sparklers are no longer fun, it's time to upgrade to science and steel wool. It may be basic chemistry, but as you'll see in the video, simplicity can amaze more than complexity, as well as create some really impressive fireworks that are perfect for the Fourth of July.
It's that time a year when winter storms begin causing havoc across the United States, and when "rotating outages" are common to help sustain the electrical grid during intense cold periods. That means pretty much anybody with snow and ice in their backyard can succumb to power outages. And no electricity means no electric heat.
Red Bull isn't the only thing that gives you wings. In fact, you can don a pair of wings yourself by painting on winged cat liner on your eyelids. Winged liner is a coveted makeup look because it helps to lengthen and enlarge small eyes, make close set eyes appear farther apart, creates the illusion of more eyelashes, and gives you a sultry siren look. For such a simple tool it produces amazing, face-changing results.
Ladder stitch in hand embroidery can be one of two stitches. There's the surface embroidery technique that creates a decorative band that looks a lot like a ladder, with edges that look like a chain stitch. There's also a drawn thread technique called ladder stitch that produces a ladder-like strip of remaining threads in the design area. The ladder stitch in this video tutorial is the former - the decorative band used in surface embroidery. Watch this video from Needle 'n Thread to see how i...
If you are a beginner at hand embroidery, one of the first stitches you will probably learn is the chain stitch. The chain stitch has many variations, and one of them is the wheat stitch, also known as the wheatear stitch. This stitch is simple to work and produces a line that resembles a shaft of wheat. The stitch can be used in all kinds of applications - it would make great background greenery in flowers and gardens, it can also serve as a seam embellishment in crazy quilting, and it can s...
As far as the world of consumer electronics goes, it doesn't get much greener than recycling solar panels. In this video tutorial, you'll learn how to solder together broken solar panels, giving them new life as a functional AA battery charger, which produces about 6 volts in direct sunlight and about 3 volts indoors. In order to get started on this hack, you'll need a number broken solar panels (which can be had cheap for cheap on the Internet), a low-temperature soldering iron, silver-beari...
Hydrazine sulfate has many uses, but most notably, it's been used under the trade name of Sehydrin, a treatment for anorexia, cachexia and some even think cancer. But for we DIY chemists, it's useful for something entirely different— as a substitute for the more dangerous pure liquid hydrazine in chemical reactions. NurdRage shows you how to make it via some hypochlorite and the Ketazine process.
What is MnSO4 and MNO2, anyway? They are they molecular formula for Manganese Sulfate and Manganese Dioxide. And you can make one from the other. But how?
Aluminum nitrate nonahydrate is a crystalline hydrate - a salt of aluminum and nitric acid - Al(NO3)3·9H2O. It's used for a variety of things such as antiperspirants, corrosion inhibitors, and petroleum refining, or… glow-in-the-dark powder. Watch this science video tutorial from Nurd Rage on how to make aluminum nitrate nonahydrate with Dr. Lithium.
Watch this science video tutorial from Nurd Rage on how to make copper sulfate from copper and sulfuric acid in three ways. They show you how to make copper sulfate from copper and sulfuric acid using two chemical methods and one electrochemical method.
A rocket stove is a "rocket" combustion approach to preparing meals, which provides high combustion efficiency and efficient heat transfer to the cooking pot. Research suggests (through practical experience) that by using a rocket stove, you could save at least 50% of fuelwood, which is a significant savings for anyone's financial situation.
Give a new look to your photographs! Use coffee! This video tutorial will show you how to develop film with coffee and washing soda, along with a little vitamin C.
If you plant brussels sprouts you have to be prepared to wait a long time before the plant produces anything for you. It takes roughly five months for the plant to produce brussels sprouts. The brussels sprouts grow at the intersection where the the leaf meets the main stem of the plant. When the brussels sprouts are near the end of the growth cycle you can break the tops of the plants off to help force nutrients down into the plant.
There are many variations on the chain stitch used in hand embroidery. Here's one that produces a "realistic-looking" chain, with a small link between each of the loops in the chain stitch. It's called the cable chain stitch. Watch this video from Needle 'n Thread to see how it's done.
With the new screening protocols and their full body x-ray scanners, the TSA is taking constant criticism from unhappy travelers. Between the nude images the scanner produces and the awkward pat downs, air travel will never be the same. That's why it's important to make sure you're prepared for your flight and the TSA security checkpoints.
You know how writing with your trusty No. 2 pencil gets to be a pain if you haven't sharpened the tip in a while? A sharp pencil produces crisp, pretty marks that enhance your writing, while a dull pencil tip causes smeared and sometimes illegible writing that looks slopping.
We're totally not lying when we say that the necklace featured in this video sells for upwards of $100 at some fine retailers in Beverly Hills. Composed of a long, sparkly necklace chain and a teardrop shaped pendant attached with intricate wire wrapping, this is a necklace that looks a lot more difficult to make than it actually is.
V, the masked and rather offbeat/tortured hero from the movie "V For Vendetta," had a strange obsession with a particular letter of the alphabet, embellishing all his clothing and gear with a great big letter "V."
In this how-to video, you will learn how to identify and control problems with Bermuda Grass. If you are worried with allergies, you should check if you are allergic to this particular grass. The seed heads produce the majority of it, but even the pollen produces these allergies. Regarding the water schedule, the grass needs water during the summer. If you have a fine textured soil, you should water about one time a week. If your grass is turning a blue-gray color, it might be lacking water. ...
Southwest Yard and Garden teaches viewers hot to grow blackberries in Southern New Mexico. Blackberries grow in high rain fall areas but they can work in the south west. They will need bee pollination so you need to make sure that you do not spray too much insecticide on them or you will kill of the bees. Make sure you pick the blueberries when they are dull and not when they are shiny. This will give them the maximum sugar content. Blackberries should grow in sandy soil or looser soil. You m...
Turn yourself into an electromagnetism maestro with one of the simplest motors known to man—the homopolar motor. It's the "simplest motor" because of its absent polarity change. The magnetic field does not change the direction or strength. It consists of only three parts; copper wire, round magnet and battery. It produces really low voltages, which means there's no real practical application for this motor, but it sure is fun to make! Try your hands at the homopolar motor—watch the video and ...
Watch this science video tutorial from Nurd Rage on how to make silver nitrate from silver and nitric acid. They show the chemistry of making this cool chemistry, colorless solid.
Watch this science video tutorial from Nurd Rage on how to make a mirror silvering solution from silver nitrate, ammonia, sugar, and sodium hydroxide.
Stay tuned for this knitting demonstration video. This three needle bind off technique produces a very neat, flexible shoulder seam – and, no sewing is required. Begin by moving the shoulder stitches from their stitch holders to appropriately sized needles.
Moles can be a problem. You can identify Moles as a problem if when you stick your finger down a hole you can feel a tunnel. There is a safe way to rid your lawn of Moles without harming other pests, insects, pets or family. Castor Oil produces an odor that Moles don't like. Get it in granular or liquid form, sprinkle it around the area. You'll see more Mole activity in the first few days because they'll get agitated but quickly they'll move somewhere else. Don't use a castor oil from a groce...
Was Napoleon's death really due to stomach cancer, or was it arsenic poisoning? Some scientist believe the latter. Arsenic poisoning was a deadly weapon in that era, because it was undetectable when administered over a long period of time, making murder seem like natural causes. But if arsenic (As) is poisonous to most multicellular life, then what's with the newest NASA discovery?
This educational math video describes the steps necessary to solve an equation involving absolute values. "Absolute value" refers to the magnitude of a quantity and is always expressed as a positive number. You can think of absolute value as the distance a number would be from zero if plotted on a number line. Positive 17 and negative 17 both have the same absolute value because both are 17 units from zero on a number line. Because of this, all absolute value problems have two answers, one wh...
This small but very powerful electrolyzer produces gas that increases the fuel mileage of your car. The elctrolyzer runs on baking soda (4 volts/cell) and produces hydrogen. Electrolyzers in general are machines that uses a direct electric current to drive a chemical reaction that would otherwise not occur on its own.
Understand the concept of tuning a rope djembe. The proper sound is achieved with minimum effort for maximum effect. The key is to either focus or disperse the hand's energy, and position the hand in the correct place. The bass and tone notes require focused energy (a beginner will have the most success by holding their fingers firmly together), while the slap requires dispersed energy (fingers are relaxed).
Performing close-up card trick magic in a business environment can be one of the most lucrative envrionements in which to do so. This trick, called Let's Do Lunch, is perfect for just such a setting as it integrates the business cards that your audience are sure to have in abundance. It requires no set-up and only minimal sleight of hand, but produces a great effect. This tutorial video will have ou performing it in no time.
Draw it your self! with pen and paper, in the best style of M.C. Escher. Amazing three-dimensional impossible object. Takes only 2 minutes and produces this illusion object.
How to make that cardboard hood to assist you in making your own custom bokeh when shooting images.
Watch this instructional science video to learn how to create hydrogen from water, salt and electricity, for only a few dollars. This is an experiment that produces explosive gases, involves electricity and water and a number of risks so please be careful. Not an experiment to be performed by idiots. Create exploding water with this educational tutorial.
Getting errors when trying to crunch your numbers in Windows Excel can be frustrating, but with this fun and easy to follow guide to remove the "#DIV/0!" error. When the computer thinks you're trying to divide by zero, it produces an annoying error, but by following this video guide you can be free of that irritation. He goes step by step on how to edit the formula calculator so that it no longer produces the error, and even explains in detail why this is solving the error problem. You don't ...
