Brush up on your survival skills with help from this video conducted by Maine Primitive Skills School instructor Nick Spadaro. Keep warm on your camping trip by learning how to start a fire in the woods using the hand drill method with help from this video.
Brush up on your drawing skills with help from this drawing tutorial conducted by fantasy artist, Wayne Tully. In this video, learn how to draw a volcano erupting. Apply this volcano to a scenic drawing or a fantasy art piece to make something grand!
New to the vibes? As a professor at the Berklee College of Music, Victor Mendoza has earned an international reputation as a jazz educator, regularly conducting master classes at major music schools and universities around the world. In this video tutorial, Victor explains how to establish proper playing position and demonstrates the basic 2-mallet stroke.
Since I first announced the new Null Byte recognition for excellence a few weeks ago, several of you have written me asking, "How can I study for this certification exam, and what material will be covered on the exam?" Now I have an answer for you. The White Hat Hacker Associate (CWA) will cover 14 domains or areas. Everything you need to know is here on Null Byte. There will be no questions that are not covered here on this site, guaranteed.
Decisions are rarely easy to make, and there are countless ways to mull your options over. You can sleep on it, pluck flower petals, make a list of pros and cons, or even follow the advice of a psychic. Yet to make the best decision possible, you might want to consider holding off until a certain time of the day—or even until you feel specific emotions. The state you find yourself in has significant impact on each decision you make.
There are many, many home remedies out there for relieving itchy mosquito bites. Everything from mud to banana peels and basil leaves to Alka-Seltzer tablets can help curb the itch. But before you even have to resort to any of those methods, you should be thinking about prevention. Wearing white clothing can help to keep mosquitoes aways from your skin, and there are many plants that will help mask your mosquito-attracting smell. But there's even more ways to keep those bloodsucking bugs away.
Young girls, especially those who live in areas where HIV is epidemic, like sub-Saharan Africa, are particularly vulnerable to becoming infected with HIV. A vaginal ring containing the antiviral agent dapivirine has been shown to decrease the chance of developing HIV-1 in adult women over 21 and now in the first step for use in adolescents, the ring has been shown to be safe and well-tolerated in that younger age group.
Since the 1960s, bacteria have been hopping a ride into space on space vehicles and astronauts, and have been cultivated within experiments on space shuttles and the International Space Station (ISS). The extreme growing conditions and the low gravity environment on the Earth-orbiting vehicles offers a stable research platform for looking at bacteria in a different light.
As summer heats up, new maps from the Centers for Disease Control and Prevention (CDC) gives us our best guess at where Zika-carrying mosquitoes could be hanging out this year in the US.
In this tutorial, we learn how to file a player complaint with Microsoft (Xbox 101). There is no tolerance for file complaints, cheating, rude remarks, and anything of that nature. The file complaint feature should only be used if someone really violated the code of conduct. When you feel someone has crossed the line, you will tap the guide button, then select friends. From here, choose the person from the group and identify the complaint. View the profile of that person, then you will be fin...
The rectovaginal examination allows testing of the cervix, and perhaps a little higher. It is one of the first way a doctor may detect abnormalities on the ovary. Watch this video medical health tutorial and learn how to conduct a rectovaginal gynecological exam.
New to the vibes? As a professor at the Berklee College of Music, Victor Mendoza has earned an international reputation as a jazz educator, regularly conducting master classes at major music schools and universities around the world. In this video tutorial, Mendoza will explain how to go about choosing a vibraphone mallet.
Possibly the most popular reptile pet in the world, the Green Iguana is beautiful and interesting lizard. Senior Herpetologist Ron Dupont passionately conducts a four-part tutorial on the lizard's habitat, lighting, diet and health. Ron, with the aid of his daughter Hillary, begins the tutorial on creating an iguana habitat, covering topics like enclosure choice, substrate concerns, background decoration, plants, and wood piece.
From day to day, it can be difficult to remember everything that's required of you. I tend to forget exactly where it is I'm supposed to be during my busiest moments, and it's even easier to delete each day's events out of your brain when there's so much else that dominates your mind. Yet taking the time to remember exactly what it is that happens during each of our days can be a vital part of our memory—and with nothing more than 15 minutes, we can strengthen our brains and remember more tha...
The gag reflex: it can interfere while in the dentist's chair, upon seeing another person throw up, or even just getting a whiff of a disgusting, stomach-twisting scent. Every time this reflex kicks in, it stops us immediately, inducing a choking, gagging, coughing fit.
Whether you're a serious, sweating athlete or just need to recover after a night of drinking, chances are you've replenished your body's fluids with a sports drink at some point. Those electrolytes aren't the only thing entering your systems, though. Sports drinks are sugary, sweet, and loaded with calories—but there's a way you can still recharge your body without ingesting the unhealthy additives.
Some bacteria can already do it—generate electric current, that is—and those microbes are called "electrogenic." Now, thanks to the work of a research group from the University of California, Santa Barbara, we know how to easily turn non-electrogenic bacteria into electricity producers.
Chemguy AKA Rob reviews the various diagrams in organic chemistry. This is a 16 part series from this Canadian high school Chemistry teacher.
How would you feel if the stethoscope used by your doctor to listen to your heart and lungs was teeming with potentially unfriendly bacteria?
Several recent research studies have pointed to the importance of the microbes that live in our gut to many aspects of our health. A recent finding shows how bacteria that penetrate the mucus lining of the colon could play a significant role in diabetes.
Maternal infection with genital herpes, or other pathogens, during early pregnancy could increase risk of autism, or other neurodevelopmental disorders, says a new study.
Complete silence or a non-stop Pandora playlist? People are often divided on what type of work environment they prefer. Whether you're a frequent loud music listener or you can't stand any kind of background noise, chances are you're pretty set in your ways.
Thanks to the steady increase in quality of smartphone cameras, it's easier than ever to take amazing photos or video without thinking twice. If you've been to a concert in the last five years, you undoubtedly know what I mean. But it turns out that using your camera as a new set of eyes might actually be ruining your ability to remember events on your own, rather than helping you to hold on to the good times.
This is a cool science experiment to show what a great heat conductor water is. You'll need some balloons, a candle and some water. Check it out and be amazed! Common sense tells you that it's impossible to boil water in a paper bag, but this classic parlor trick was a favorite of the Victorian magician. The real difficultly in performing this effect is making it look harder than it is! As you might imagine, the secret lies in yet another amazing property of water - it's ability to conduct he...
It's never a good idea to wake the dead, or to try to communicate with spirits. You never know what sort of sleeping beasts you may awaken. But, if you're really keen on it and are wondering how to conduct a seance of your own, check out this video. You will get a quick tutorial on how to set the mood, place the food offering, call the spirit and speak with it. Also includes some troubleshooting tips, should things go awry, in which the most inevitably will.
Most of us are familiar with the names Pikachu, Jiggly Puff, and Maril. If you grew up during the late nineties, then it was virtually impossible to get away from Pokemon fevor, and these were the chubby and cute crowd pleasers that everyone loved. But, if you were (or are) a true Pokemon fan, then you know that Pokemon lore extends far beyond a yellow electricity-conducting rodent.
This video demonstrates how to do a wet foot test and how to choose running shoes with the results of a wet foot test. The wet foot test is simple. Get your foot wet and place it on a piece of heavy duty paper which will create a foot print. The foot print shows what type of arch you have. There are three types of arches: high, medium and low. High arches require a lot of cushion for running. Medium arches require a reasonable amount of cushion for running. Individuals with low arches or flat...
In this video tutorial, viewers learn how to make "hot ice". Users will need sodium acetate. Begin by putting the sodium acetate into a pan. Add a small amount water to the sodium acetate. Heat the mixture on a stove until the sodium acetate has dissolved. Pour the solution into a container. Do not pour in any undissolved crystals. Put the container into the freezer or refrigerator for a while. When the solution cools down to room temperature, take it out. Touch the sodium acetate and it will...
In this video tutorial, viewers learn how to make "hot ice". Begin by adding water into a pan and heat it until it’s simmering, but not boiling. Add the sodium acetate to the water. Keep adding the sodium acetate until the water cannot dissolve it anymore. Stir constantly. Now pour the solution into a glass or container. Do not pour in any undissolved crystals. Place the solution into the refrigerator for 45 minutes. Now pour the solution into a container. The liquid will instantly turn into ...
Watercolor painting is a great hobby for expressing creativity and creating beautiful art. Learn about the basics of watercolor painting in this free art lesson video series.
A virus easily spread among trout and salmon could make it harder to keep your favorite fish on the menu.
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.
In this Education video tutorial you will learn how to conduct a viscous remanent magnetization (VRM) experiment. The purpose of this experiment is to measure the VRM decay vs time. You have to take two Orbo rotor magnets and mount them on a base. Mount two samples of the ferromagnetic tore used in the Orbo motor for the stator coils on a rotating disk. The disk can be rotated by a simple brushless motor. When the ferromagnetic core moves in front of the static magnet, an optical sensor detec...
All ballet shoes eventually get dirty. In this video, learn from one expert how canvas ballet shoes can be cleaned using calamine lotion that is dabbed onto the surface until stains are removed. Keep ballet shoes looking like new with this video conducted by an expert: Nene Ortega is a ballroom dance instructor at The Goddess Store in Hollywood, Florida. Learn more ballet from this expert by searching WonderHowTo! You're only practice time away from ruling the dance floor!
Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.
Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.
Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.
Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.
Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.
Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics support and study materials for use with students.
