If you ride your bike at night frequently, you've probably had at least one close call with a car, pedestrian, or some other moving obstacle because of reduced visibility. Not only is it dangerous to ride at night without lights, it's illegal in a lot of places. Make sure no one can miss you with these DIY handlebar lights from Becky Stern at Adafruit. What You'll Need
Helping to prove that science is way awesome, an 18-year old electrical engineering student has successfully made a light bulb float. His name is Chris Rieger, and he's been working on his "LevLight" project for about six months now, with pretty amazing results. This feat of ingenuity was accomplished by using magnetic levitation, although that over-simplification masks how considerably difficult this undertaking was.
If you've never heard of geocaching, it's kind of a grown-up treasure hunt you play everywhere in the world. GPS coordinates are given as clues and the players must find the cache box. There is usually a log book to write your name and a small toy or present to collect.
This video teaches us how to prevent those pesky paparazzi from invading our privacy. It suggests buying a pair of safety glasses that have lights attached at the sides. Then, remove the lights, and replace the existing resistors with higher-powered ones, and the lights with infrared LEDs. When the press tries to film you while you're wearing these at night, the cameras will see bright, menacing lights where your face should be. This how-to is presented as a joke, but it would be hilarious to...
Can you feel your inner Dennis the Menace trying to get out? Trying to recreate the early 90s bad boy Bart Simpson look? Watch these videos to learn how to make yourself a slingshot. This slingshot is made from materials that are probably laying around your house, but you will need some power tools.
Because who wants to mess with all those wires, programming and power sources? You can make your own origami robot out of paper or cardboard! Though it probably won't do as much as a real robot would, it's nevertheless a fun project to do! All you need are a few sheets of paper (you can also used cardstock or a thin cardboard, depending on how sturdy you want your robot to be). Then just follow the steps in this tutorial!
If you enjoy creating vintage inspired jewelry, then there's no way you can get around not using brass stampings. Already infused with a rusty colored hue, they're very antique-looking and their colors can be altered. Check out this jewelry crafting video to learn how to color vintage flower brass stampings using materials including acrylic paint and resin.
If you're not connected to the internet or don't have a data plan on your Android-powered Samsung Galaxy Tab, then chances are you don't have the right time and date. But don't worry, it's an easy fix! Simply go to MENU < SETTINGS < DATE & TIME and uncheck the AUTOMATIC to set the date and time manually. Choose SELECT DATE to change the date, SELECT TIME ZONE to change your area of the world, and SELECT TIME to adjust the hours and minutes of the day. Easy as can be.
Taking a trip soon? Well, make sure you can still enjoy your Samsung Galaxy Tab up in the air. Turning on the Airplane Mode allows you to use your device safely mid-flight. This video shows you exactly how to active it on your Android tablet. Hit MENU < SETTINGS < WIRELESS & NETWORKS and then select FLIGHT MODE at the top. This will activate it. You can press it again to deactivate it. You can also turn on or off FLIGHT MODE by pressing the power button on the side.
Let's face it, people: Many of us power through the holidays with the aid of an extra glass of wine or beer here and there. Whether it's your perverted uncle or your overbearing grandmother that you have to put up with, a little buzz makes everything more jolly.
Factorization of a trinomial can be achieved by using the standard method of appropriately "splitting the middle term" or by this method as shown in the video.
Everyone does it. And, apparently, everyone does it late. Procrastination is a problem that affects everyone, from middle schoolers waiting until the last minute to put together their science project to grown men who wait until an hour before to write their marketing pitch.
In this tutorial, we learn how to juice a pomegranate. To do this, you will need a power juicer that can handle you juicing this fruit. Start off by cutting the pomegranate open and then scooping the seeds out of it. Once you do this, load the seeds inside of your juicer and turn it on. Then, you will hear the seeds start to become crushed inside. Place a cup underneath the spout of the machine and then finish loading up the seeds to the machine. When finished, you will have pure and natural ...
In this video, we learn how to understand negative exponents. The one rule you have to remember is when you have a number with a negative power, then you need to divide it over one. You can take this term and put it in the denominator of your fraction to make it a positive exponent. For example, if you have 5 to the -1, then you can move the 5 to the denominator and get 1/5, which is the same exact thing! This is one of the most basic rules in math. Once you understand this, simplifying fract...
In this video, we learn how to calculate a limit at infinity with a radical. The idea is to take out the higher power of 'x' in the denominator first. If the x squared is under a radical, take that out so you're left with just 'x'. After this, divide every term by 'x'. Once you are finished with this, you can rewrite the equation. Next, you will use the rules of math to find the answer of the equation. This is hard math to do if you aren't used to it! Make sure you practice with the samples i...
In this video, we learn how to save old crayons and make new ones. To do this, you will need to buy a Crayola Crayon Maker. Then, open up the maker and take your old pieces of crayons that you don't have a use for. Break them up and situate them in the tray inside the machine. After this, turn on the power and then the light will come on. The light will start to melt the crayons down and in ten minutes you will pour the wax into the molds. When finished, you will have some cool looking crayon...
In this video, we learn how to make a custom DIY dog gate. Tools you will need are: lattice and wood, hinges and screws, saw and power drill, cut outs from a hobby store, and a closure. After you gather all the parts, start to build the dog gate. Use the wood on the bottom and top to help support the lattice wood that will face the outside. Once you have the entire gate built, you can use cut outs from a hobby store to make the gate more festival. Simply nail these to the outside of the gate ...
Geishas were high class courtesans who mixed business with pleasure - or, rather, whose business was pleasure. And seduction was an art to them, down to the very makeup they wore.
Bring pretty back this Halloween by dressing up as a flirty yet mischevious fairy. Though fairies haven't been all too popular recently in comparison to vampires and werewolves, the revelation of Sookie's fairy lineage on "True Blood" has gotten people interested in these mini nymph-like creatures once again.
In this video we learn how to fix the Xbox 360 open tray error. First, open the console up and find the laser power. There are two screws around this laser that need to be changed. The left one should be screwed up a slight amount until it's slightly lifted. Once it's lifted, put your entire console back together. Once it's back together, you will notice that the open tray error stops coming up on your screen. You may also need to place something inside of the screw so it stays slightly up. E...
In this video, we learn how to wire a three way switch. The arrangement should be one turning the light on, one turning it off, and the other turning back on. All of the switches should be wired coming in from the source of the power on a cord. A neutral wire should go through and the hot wire should be connected to the first switch and feed into the second. The brass terminals have traveler wires going from the first switch to the second. These have two terminals on each side where a cable w...
In this video, we learn how to change a circuit breaker. First, turn the main breaker off so there is no running electricity. Then, go to the meter area around your circuit breaker system. With these, there will be wires running all around the entire system. With most breakers, you can pull them right out from where they clip in. There will be a wire connected to this which you can remove. Do this, and then connect the wire to the new breaker. Snap this back into place and make sure it's secu...
In this video we learn how to replace an electrical light switch. First, turn the power off in your home. Then, remove the screws around the switch exposing the wires. Confirm that they are dead with a tester, then you can get started removing. Wrap electrical tape around the wires and then label them with what they were connected to. Tear this out of the terminals, then replace the new one with the wires hanging out. Make sure you place the wires back into the same terminals as before, using...
This is a video tutorial in the Home & Garden category where you are going to learn how to use an electrical box extension. Bob Schmidt shows how to use an electrical box extension during remodeling; when adding drywall, tile or wood over existing surfaces. For this you will need a PVC box extension which is designed to fit over the box that is already embedded in the wall. It extends out of the wall which will be covered by the layer of tile or drywall. Disconnect the power source to the plu...
In this tutorial, we learn how to tease a girl to increase attraction. Have fun with girls so you make them laugh. Once you make them laugh and you are letting them have fun, they will be hooked. Master the power of walking away from the girls. This will make them come to you instead of you coming to them. Once a girl comes back to you and you tease her, she will want to let you keep her laughing all the time! Have a lot of fun with the girl and don't be too serious. Don't be intimidated, jus...
In this tutorial, we learn how to choose the right shot in World Golf Tour. The game will automatically choose the shot for you. You can find the different shots by clicking on the current swing selection on the bottom left hand corner. A full swing is the most common type of shot that delivers the most power. A punch shot is a flatter and shorter swing that causes the ball to fly lower during high wind. A pitch shot is a controlled swing that is used around the greens. A chip shot is compact...
This video tutorial is in the Electronics category which will show you how to unfreeze an iPod Nano. Doing this is really simple and easy and doesn't take much time. This video is not meant for unfreezing iPod shuffle or iPod touch. If your iPod Nano freezes and stops responding, press the enter button in the center and the menu button located at the top part of the ring simultaneously. Hold the buttons down for a couple of seconds till the screen powers up again. Your iPod Nano is now unfroz...
This is a video tutorial in the Electronics category where you are going to learn how to install a three way dimmer switch. Mark Donovan of Home Addition Plus demonstrates how to replace a faulty 3-way dimmer switch in this video. Make sure you buy the right dimmer switch for your configuration and make sure you disconnect the power source before you start the work. Remove the top panel and then remove the screws that hold the whole dimmer switch and pull it out. There are three sets of wires...
The hydrogen fuel cell has great potential to replace carbon-based fuels in our vehicle fleets and stave off global warming. It's a difficult concept intellectually, so why not make this fun little science experiment to try it out for yourself? Yes, by following these simple instructions you can make a small hydrogen fuel cell at home that will even power some devices!
In this tutorial, we learn how to throw a football against the blitz. First, start with some extension drills. Do these by using a piece of PVC pipe held at shoulder level so the thrower keeps their shoulder over where the pipe is at. This will help the thrower feel the power of the triceps. In a normal throwing environment, the quarterback must follow through inside the left leg to prevent them from injury. The next drill is to help the player feel someone against them in a rush. To do this,...
Electrical diagrams are hard to read for all but the most mechanically-inclined, and the ones for the power windows on cars are notoriously complicated. This three-part video will teach you how to read these diagrams and make sense of what you see.
Spidey finally finds the location of where Scorpion was planning on taking his fragment, a high tech building in the city. And to his surprise, he finally finds the mastermind behind the whole plot: Doctor Octopus, or Doc Ock, or Sa- oh who cares what her real name is? She's gone mad with delusions of power thanks to her discoveries with the shard and she's planning to the take over the world (craaaaaaazzzzyyyyyyy). In this video you will get a full walkthrough for chapter 11 of Spider-Man: S...
Black Suit Spidey, on the hunt for a fragment, and running out of options. That is, until he stumbles into an over electrified power station. You guessed it, it's Electro, and he's feeling a little more...juiced up than usual, and he's got a fragment. Guess it's up to Spidey to save the day again, all in a days work. In this video you will get a full walkthrough of the entire chapter along with the final boss fight.
No pain, no gain, guys. Sexy bodies with six packs aren't ever born; they're made. So if you want to look hot for the ladies the next time you're wearing swimming trunks or a bicep broadcasting t-shirt, then check out this supersonic strength training video.
In order to perform a Back Tuck in gymnastics, you should stand with your legs hip distance apart. Next, you should squat down. Don't squat too deep, because it will decrease your power. But, it should be a good deep squat. Swing your arms behind you at the same time. Next, jump up into the air, swinging your arms through and up. Extend your body as much as you can, from your fingers to your toes. When fully extended, your arms should be near your ears. When you have extended as far as you ca...
In this video, we learn how to disable password when waking a laptop. First, go to terminal, then type in "gcomp-editor". Now a configuration editor will open, go to the gnome-power-manager, then lock on the left hand toolbar. After this, un-check the boxes that say "hibernate and suspend", then exit out. Now, go to look at your screen saver preferences and make sure it isn't set to lock when your computer hibernates. After this, when your computer wakes back up, you won't have to worry about...
These close grip pull downs can be done as part of a strength training circuit to help you tone your entire back and especially your lateral muscles. The close grip pull down also employs your midsection (this is where most of your power will come from), so you'll also get a nice little surprise when you look in the mirror at your ab region in a few weeks.
A wrist roller is a piece of exercise equipment that tones your lats and shoulders. While these wrist rollers are typically only available at the gym (or if you're willing to fork over a hefty chunk of change), you can actually make one yourself easily and quickly.
In this video, we learn how to install the Amazon downloader with Shawn Powers. First, go to the Amazon website and find the MP3 downloader. Download this to your computer, then install it on your computer. Once it's installed, it's a program you can use to download MP3s. You will also get a free song once you download this, then you can save it to your downloader. Once you are finished, you will be able to transfer this music to your device. This will work under Linux, so it's a great tool y...
Shawn Powers teaches us how to install Truetype fonts on your Linux systems. First, log onto your web browser and go to Halloween Fonts. Once on this site, browse through the different types of fonts until you find one that you like. After this, save the file for the font onto your desktop. Now, install this font on your command line by first unzipping it. Go to the user share Truetype folder, then make a new custom folder. Move the file into the folder, then make sure the font and the folder...