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How To: Grow Brussels sprouts

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.

How To: Interpret derivatives of marginal cost and revenue

This video tells us the method of interpreting derivatives of marginal cost and revenue. If C(x) is the cost of producing x units of a product, C(400) would be the cost to produce 400 units. Now marginal cost is the cost of producing one unit which is equal to the derivative of the cost function or C'(400) which is equal to limit of h tends to zero or lim h->0 [lim(400+h)-lim(400)]/h which is approximately equal to [lim(401)-lim(400)]/1. Similarly, if R(x) is your revenue function, marginal r...

How To: Do a yeast experiment to see how much C02 it produces

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....

How To: Use fill flash when taking photographs

In this Click Here Photography instructional video, learn how to photograph using a fill flash to produce a great photograph. Equipment, how to set-up, and additional props are gone over. Although a fill flash takes some time to set-up & is an additional item to carry, it will produce better photographic results in certain lighting situations. Learn how to experiment with your fill flash and maximize your photo's potential with the advice, tips, and information given here.

How To: Understand resonant frequencies

In this video tutorial the instructor demonstrates resonant frequency. In this video the instructor shows the sound of resonance and how to generate it. Resonance is a forced vibration of energy into molecules of an object that makes those molecules vibrate at their resonant frequency. When these molecules vibrate naturally they produce a kind of noise that can be annoying some times. In this video the author makes a small object using a rubber band and a net that produces vibrations when rot...

News: You're Eating Mold & You Don't Even Know It

Koji is a culture made up of a certain fungus (mold) called Aspergillus oryzae, which has been used to ferment rice and soybeans in Japanese, Chinese, and Korean kitchens for centuries. Koji can actually have other involved fungi, but Aspergillus oryzae is the most common, and therefore the names can be used interchangeably. Its end purpose is to enhance the flavor of items like soy sauce, sake, and miso.

How To: Symmetrically wing your eyeliner

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.

How To: Add a watermark to your videos using Camtasia Studio 6

In this tutorial, we learn how to add watermark using Camtasia Studio 6. First, go to the "add" tab and then click "import media". Now, click "add in timeline" and edit it to how you like it. Next, go to the produce tab and click "produce video as". Click "add/edit reset" and choose which one you like, then click "edit" and "next" until you see the watermark tab. Now click "add watermark" and click "options" when you are done. Click the folder to find your watermark and choose how you want it...

How To: Navigate the home screen on Droid smartphones

In this video tutorial, anyone who owns a Droid smartphone can learn how to better navigate their home screen. With this Droid phone tips, you'll be able to maximize your time and create shortcuts to your most used applications. The Droid's home screen in much like a computer's desktop; putting an icon on one of your Droid home screens allows you quick access to a program or app. There are numerous Android phones, but this video focuses on the "Droid" versions, but you may need to play around...

How To: Solve dog counter surfing with a clicker

It's a timeless doggie no-no, and one that has been paradied in numerous dog scenes in movies: A plate of delicious fried, steaming food is left by the owner on the table. The owner then leaves for a brief moment. His dog, smelling the delicious goodness, seizes the moment and quickly jumps up, snatches a piece of chicken, and devours it under the table.

How To: Build an Egyptian Pharaoh's room in Photoshop

Pixel Perfect is the "perfect" show to help you with your Photoshop skills. Be amazed and learn as master digital artist Bert Monroy takes a stylus and a digital pad and treats it as Monet and Picasso do with oil and canvas. Learn the tips and tricks you need to whip those digital pictures into shape with Adobe Photoshop and Illustrator. In this episode, Ben shows you how to build an Egyptian Pharaoh's room in Photoshop.

Hack Like a Pro: Digital Forensics for the Aspiring Hacker, Part 16 (Extracting EXIF Data from Image Files)

Welcome back, my greenhorn hackers! In many cases when a computer, phone, or mobile device is seized for evidence, the system will have graphic images that might be used as evidence. Obviously, in some cases these graphic images may be the evidence such as in child pornography cases. In other situations, the graphic images may tell us something about where and when the suspect was somewhere specific.

Decoding Produce Stickers: The Hidden Meaning Behind Fruit & Vegetable Labels

Like Costco's price codes or the tags on your bread, the numerical codes printed on those sticky little fruit and vegetable labels can reveal a lot of information to us consumers. Once you understand the codes, you can look at that little label (also known as PLU, or "price look up" label) and know whether the produce you're about to buy or eat was treated with pesticides, genetically modified, both, or neither. Before we go any further with deciphering the codes on these labels, let's take a...

How To: Use the iBooks ereader app on an Apple iPad

Ipad is a revolutionary device from Apple with some amazing features. One of the major functions of Ipad is to serve as a E-book reader. Apple provides an application called Ibooks using which you can read ebooks on your device. You can also browse and purchase new ebooks using this applications. Launch Ibooks from your applications menu and it will take you to the collection of books that you already have on your device. Click the store button to visit the books store. From the store you can...

How To: Improve a nasal singing voice

This how to video shows you what causes a nasal voice and how you can improve your singing with these voice tips. A nasal singing voice often produces an undesirable sound. These tips can help you produce a more beautiful tone. Watch this tutorial and you will be able to sing beautifully with these tips.

How To: Draw broly

In this how to video, you will learn how to draw Broly. First, start out with an oval shape for the face. Next, add another for the ear. From here, you can add the neck, shoulders, and chest. Next, draw numerous spikes for the hair. The basic outline is complete. Go into the drawing with more detail by adding lines inside the spikes to simulate hair strands. Add the eyebrows, eyes, nose, and mouth. Next, draw in the muscles of the shoulders and chest. Add the outline of the necklace. Now you ...

How To: Eat starfish

Are you bored with ordinary meals? Why not tap into your adventurous side and try Starfish? Yes, that's right, those cute little fish that you see on the sand - you can eat them! So, if you are interested, check out this video and master the techniques needed to eat these spiny sea creatures.

How To: Start chicken picking

This video lesson introduces a basic philosophy on chicken pickin' or country playing. For country guitar playing, you don't need to use much in the way of effects, just a tiny bit of reverb and compression. Country isn’t dependent on one set of scales, like rock or blues. To play country, you must play over the chords much like a bluegrass or jazz player. It is no coincidence that many country players are also jazz players and vice versa. Every chord has different lines, chord shapes, or rif...