Find out how everything in a chemistry lab works, from pipettes to burners to recrystallization to storage. You'll get precise instructions on how to work and perform certain scientific duties in the chem lab, whether it's chemical or just ordinary high school science.
Electroluminescent substances have become more and more popular lately in all kinds of projects, from toy glasses to EQ t-shirts. They allow you to create incredibly thin circuits that can be silkscreened onto a clear flat substance. Watch this video to learn how to layer circuits and EL wire and ink to make thin, flexible light-up displays like the one inthe video.
In this home-science video tutorial, we learn how to test an organic substance for the presence of starch. For all of the details, including step-by-step instructions, and to get started testing for the presence of starch yourself, take a look.
The first problem that is show is exponential decay. First you will need to create a table with hours and substance left. The next step is to find the trend by noting that we are left with a certain percentage of the substance. One you have the trend you will use this to calculate the amount of substance left in said hours, in this case 6 hours. The following example shows you how to solve exponential growth. It is essentially the same except for the fact that you will be increasing, so inste...
Animation of the homeopathic remedy making process and potency. This is how the pharmacies do it but you could make a homeopathic remedy at home from any substance - here's how!
Here is the perfect recipe for that childhood fun gooey substance. It seems everyone tries but get this wrong? I have found the perfect proportions. So no more glue balls. This isn't slime. This video is my recipe for making a silly putt... More»y like substance. I am a chemist and it works perfectly. It is a polyvinyl acetate polymer. Metric measurements 25mL glue, 20mL water, 15mL Borax Solution No matter how many times I do this, I never get bored making it. It acts like snot but it isn't ...
For a mom, there is always so much to do that your own personal care routine may take a back seat. But in this video, top hair stylist Gary France offers tips on how to style very short hair for the busy mom. France shows us his process on a busy working mom. The client receives a lighter color to brighten up her look, a trim to texturize her hair and styles the hair without using a blow dryer, which is great for saving time. France shows us that just because you have kids to take care of doe...
Students show how mercury thiocyanide or "rock from mars" burns. First and foremost, make sure you are outdoors and with a considerably large space. Spread a non-flammable material over the space you decide to work on and place a small fragment of the mercury thiocyanide in the center. Keeping a respectable distance from the "rock" touch the "rock" with a lighted match. Watch as a substance oozes out from the rock. Make sure that the process has ended or that no movement can be seen from the ...
Want something that will both keep your children occupied while you're busy cooking Thanksgiving dinner, while still getting them into the spirit of the holiday? Here are some great ideas for art and craft projects you can give your kids, like turkey tags and paper napkin rings.
Just about any electroluminescent substance is cool but rather expensive if you buy it at the shops. If you need some cheap EL ink, watch this video to learn how to make blue EL powder out of cheap, easy-to-make ZnS green glow powder.
Glowing substances have always held a powerful appeal to people, and making new ones can be a lucrative business. If you need some glow powder for a project of yours, watch this video to learn how to make DIY glow-in-the-dark powder out of normal household chemicals.
Triboluminescence is the quality that makes a substance emit light when you crush, smash, hit, or otherwise break it's molecular bonds. If you want some triboluminescent (smash-glow) crystals, watch this video to learn how to make some out of a battery, glowpaint, and fire.
Oobleck, a word coined from the Dr. Seuss book "Bartholomew and the Oobleck," has contemporarily come to define the substance created from mixing cornstarch and water. This mixture is notable for its dilatant properties, and as an inexpensive and non-toxic Newtonian fluid. While seemingly liquid, under pressure, the substance reacts as a solid. Gentle treatment, however, will allow the material to remain in its fluid state. More simply put, this sh*t is crazy.
When it comes to trimming your dog‚Äôs toenails, there are several instruments you can use. In this video, Patrice introduces you to the toenail clipper and the toenail grinder. To begin trimming your dog‚Äôs nails, pull back the hair surrounding the toenails so you can get a better look at the nails. Then separate the toes so you can work with one toe at a time. Using a toenail clipper, cut the nail enough to where you can see the jelly-like substance. You will know when you haven‚Äôt cut en...
This video illustrates how to make napalm. You will need a petri dish, gasoline, and styrofoam to create napalm. Combining the styrofoam and gasoline in a petri dish you allow the styrofoam to dissolve and become a semi-solid substance. It will have the consistency of chewing gum and it will be highly flammable. This substance will be sticky and if lit it should be lit outside and at a distance from anyone as it will produce a gas that is toxic.
On this episode of Scientific Tuesdays, Dylan shows you how to create a non-Newtonian fluid using corn starch and a little water. A non-Newtonian fluid is any fluid that does not follow the laws of physics.
This is a classic police academy tutorial from the 50's. They show specific evidence of marijuana and other mind-warping substances.
snow mold occurs in round patches of grass in the lawn. The patches contain a fussy substance (the mold), that appears in grey or pink; the most dangerous of the two. Mold is formed whenever a lot of snow is left on the lawn for a long period of time, this causes the mold to grow underneath. Late fertilization with a lot of nitrogen promotes mold. Dead grass or thatch can cause mold to develop. Gently raking allows airflow into the grass and promotes new grass growth. The putting down of gras...
In this episode of Science Theater Dr. Carlson helps you understand the concept behind Density and how it relates to Mass and volume and how to calculate the Density of a substance if its Mass and Volume are known. The Density of various metals is demonstrated using aluminum, tin, zinc, lead and copper of the same mass but different sizes. The easiest way to measure the density of a substance is also mentioned. Next, Dr. Carlson measures his own density using a scale and a bathtub.
Everyone knows how rough it can be to wait around for a GM while playing WoW. A World of Warcraft Game Master can be fairly busy during peak hours, and you may not want to wait around that long. Take a look at this legitimate trick to lowering a GM wait time to a few minutes.
Flip, flip, flip, flip to infinity! This crafty how-to shows you how to create a super cool, origami square that can flip over and over again! A clear, concise video, teaching you how to make this little project that's sure to keep your hands busy for ages!
There are a lot of little things that separate good bartenders from great ones. Bartending calls for a knowledge of a lot of different liquors and drinks. However, all the knowledge in the world is useless if you can't work fast in a busy bar. Expert bartender Jason Griffin will show how to be a faster bartender.
Refrigerant is the stuff that makes your A/C in your car so good at turning hot air to cold. Like almost any substance you fill part of your car with, it needs to be replaced and refilled every so often. Watch this video to learn how to bleed your air conditioning system before filling, then how to fill it with new refrigerant.
This video describes the "green screen" process in iMovie. The shirtless presenter has setup a green screen in his home along with several lights to provide realistic lighting. The presenter then places the object, in this case a porcelain troll, in front of the green screen. The background scene in this instance is a busy downtown area. By watching the background video while filming the green screen footage, the presenter is able to position the troll so it appears to be interacting with the...
In this video the author talks about the secrets of quitting smoking forever. there are basically four tips to achieve this result. The first is you need to keep your hands busy, so that you can avoid the desire to hold a cigarette. Similarly you also need to keep your mouth busy, by chewing gum or anything to draw your attention away from cigarettes. It also helps to keep a pack of cigarettes in your pocket all the time to continuously remind yourself that you have to stop smoking and there ...
Every woman wants herself to look beautiful and fresh from morning to evening but some may not find time to do a make up because of their busy schedule, this video give a tip on how to make up with in 10 min and make yourselves look attractive.
This video shows you how to quit smoking by keeping your mouth busy. By chewing on something you can avoid smoking. Edarem uses sunflower seeds to keep his mouth chewing. He placed them in his pocket in place of his cigarettes. Anytime he needed a cigarette he would chew sunflower seeds. After 2 weeks he stopped smoking by doing this. You can also take 3 deep breaths anytime you feel the need for a cigarette. You should consider the price of cigarettes when quitting.
Whether you're calling the unemployment office, a popular radio contest, or any other phone line that gets super busy, having to recall the number manually is a pain. Whatever you do, however, don't punch in the same digits over again and again — our smartphones can help do it for us, saving our time (and sanity).
In this tutorial, you'll learn how to create Jello-like title text and logos using RealFlow. Whether you're new to RealFlow's popular fluids and body modeling software or are just looking to get better acquainted with the application its various features and functions, you're sure to enjoy this free video software tutorial. For more information, and to get started using this trick in your own RealFlow projects, watch this 3D modeler's guide.
In this video, Elizabeth Gleeson shows you how to make a super cheap and easy wall decal using contact paper from your local supermarket or WalMart. This is a great way to save money and get creative while adding style and substance to your home.
Redstone is a pretty versatile substance in Minecraft. You can use it to rig up explosions, set timers and conduct electricity to open doors and make traps. This tutorial is a basic primer on everything redstone you can find in Minecraft.
This tutorial won't necessarily work for multiplayer mode, but you can set up a hack in Minecraft that will let you instantly create a block of whatever substance you are trying to get. This is a very easy mod that anyone can do.
In this brief health-minded video tutorial from the people at Health Guru, we learn about the most commonly abused drugs within the United States. For all of the details, and to learn more about these potential problem substances, watch this video guide.
In this free video science lesson from Internet pedagogical superstar Salman Khan, you'll learn how to determine the empircal and molecular formulas of a substance given percent composition. Whether you need help studying for that next big test or could just use a hand finishing your homework, you're sure to be well served by this video lesson. For more information, including detailed, step-by-step instructions, take a look.
You're a nice person, and you want to be friendly with your neighbors. But some people will use that niceness to take advantage of you. Find that fine line between being firm and being rude to deal with your neighborly nuisance.
Learn how to primitively dry meat to make jerky for use in long term wilderness survival. You cannot always eat fresh meat. Drying meat into jerky is also good for traveling light as it dehydrates it into a lighter substance. Making jerky is also a cool thing to do while on long term hunting expeditions or safari.
Stuff veal to add moisture and substance to your meal. Veal should be cooked more like poultry than beef. Make your favorite stuffing and allow it to cool before addressing the veal. Be careful not to overstuff the veal breast. Finally, tie it shut with cooking twine, season and cook.
He gives you the lowdown on using your diaphragm to burp really loud with no soda or other substances. Just air. Use this as inspiration for one of your April Fools Day pranks!
Well, this how to may end up being a how NOT to depending on what Gary thinks. Gary tries four wines that have unique labels. See if Gary thinks these four have more style over substance and if the labels mask the wine.
If you're a college student, then you're super busy all the time. Between running around to classes, hanging around with friends, fraternity parties, volunteering, and work there's very little time to devote to preparing a healthy meal.