Central Nervous Search Results

How To: Wake Your Hand Up When It Falls Asleep

We've all had it happen before. You fall asleep drooling in class, resting your head on your hands. Or you use your hand to lean on as you browse websites on the computer. Once you move out of your position, all you feel is an unsettling, nervous numbness and tingling. Rather than freak out, check out this video to learn what you can do to relieve this numbness.

How To: Clean a penny using vinegar and salt

In this video, Do It Your Self Central demonstrates to viewers how to clean a dirty penny by using common household products, namely vinegar and iodized salt. He suggests to put 1/2 cup vinegar and 2 teaspoons of iodized salt into a cup. This solution will be used to clean the penny. He demonstrates the power of the solution by holding the penny into the mixture for a few seconds. After only a short time, he shows the dramatic change between the portion that was dipped in the solution and the...

How To: Understand mean and standard deviation

Keith M. Bower explains the meaning of mean and standard deviation. This educational video gives insight in the basics of statistics. The relations between population mean and sample mean and between population standard deviation and sample standard deviation are explained. The mean gives an idea on the central tendency. Standard deviation gives an idea about how spread out the data are. Keith also explains how these two parameters, the joint sufficient statistics, define a normal distributio...

How To: Tie the spiral knot

This video shows you step by step how to tie a spiral knot. In math, a spiral is a curve starting from a central point, getting further away as it revolves from the point. The ancient Chinese considered the spiral to be a symbol of the sun, the Celts and Greeks consider it a symbol of growth and evolution. Here you'll learn everything you need to do to tie this beautiful knot. It's quick and easy follow for you knot lovers.

How To: DIY Flanagan Neurophone Lets You 'Hear' Sounds Through Your Skin

In 1958, Patrick Flanagan invented the Neurophone, a device patented in 1962 that allows radio signals to be picked up by the human nervous system. The skin is the organ that receives the signal, converting it into a modulated molecular vibration, which the brain interprets into sound. Basically, it gives one the ability to 'hear' through the skin, making it sound like the audio you're hearing is actually in your head. It's kind of like having headphones in your brain. The only problem was th...

How To: Use the basics of Mac OS X Mail

Check out this informative video tutorial from Apple on how to use the basics of Mac OS X Mail. See how to set up mail with your email accounts, compose messages, add attachments, view attachments with Quick Look, and search through Mail. Mac OS X. It's what makes a Mac a Mac.

How To: Cope with a fear of flying

Are you scared to death every time you step on a plane? There are things you can do to reduce your anxiety that don’t involve Valium or a pitcher of Margaritas. Watch this video to learn how to cope with a fear of flying.

How To: Drain down central heating in your home

First of all the tutor advises that this is a good idea to do it regularly. It is advisable to drain it out otherwise it shall stop the boiler from working. Before starting your work you have to switch off your boiler. Now allow the water to cool down because it is very hot. First find out the radiator and the drain valve attached to it. Now take a hose pipe which is long enough to drain the water from the radiator to your backyard. Slide the pipe over the inlet and then secure it the link. S...

How To: Obtain an international driving permit

This video is provided by "Betty Sell" from AAA travels. In this video she tells about the international travel and also about the important documents to be carried while carrying out an international travel, that is the international driving permit, commonly called as an IDP. It's very important to carry an IDP while traveling overseas because an IDP acts as an important recognizable form of photo identification which helps us to communicate with foreign authorities. To get more information ...

How To: Do a double wing eyeliner inspired by anime

Start with a totally bare eyelid to create the base for the winged eye. It's important to go for a gel eyeliner. This allows you more precision than liquid eyeliners. Pull the skin taut at the outer eye, look down & using a flat brush, apply liner into lash line itself on top eyelid, in between root of lashes. Taking the line from the inner corner of the eye, put color in lash line all the way to outer corner of eye. Close eye; pull lid towards ear so skin is taut. Repeat base step; this time...

How To: Insert a tampon with ease

Nervous about using tampons? A lot of women are scared about using a tampon for the first time. This how to video will teach you the proper way to insert a tampon. They key to wearing a tampon comfortably is to relax. So watch this tutorial and you will be using tampons with ease in no time at all.

How To: Make a gumpaste pair of baby shoes

In order to make a pair of baby shoes from gum paste, you will need the following: a pattern/template from Cake Central, gum paste, a paint brush, a knife, foam, mini flower cutter, rolling tool, a cutting tool, a quilting tool, dust brushes, snowflake luster dust, and edible glue.