Watch this science video tutorial from Nurd Rage on how to make copper sulfate and zinc batteries. They show you how to make the classic copper sulfate and zinc battery using the incredibly easy "gravity" battery design approach. Great for science fairs and similar projects this battery can be used to explore many basic concepts in batteries.
This easy-to-follow video tutorial walks you through steps of converting old VHS tapes to DVD. Roxio Easy VHS to DVD is a combination of software and hardware that allows you to easily and quickly digitize old analog recordings. You simply attach the included hardware to a free USB 2.0 port on your computer, then capture from virtually any analog video or audio source.
An emergency battery charger for your mobile phone comes in handy, but it's not the ultimate solution; once it's dead it's useless (what a waste). If you want to really get off the metaphorical grid, you can follow the steps in this video to construct a more robust circuit that will not only bail you out of an inconvenient situation but also recharge in between uses. The simple addition of a low voltage solar panel and rechargeable batteries makes this possible. Enjoy!
This video from AT&T describes the process for giving your original iPhone to someone else when you buy iPhone 3G.
Watch this video tutorial, and learn how to turn an ordinary inexpensive webcam into a hidden home security system, viewable anywhere in the world from your cell phone! With a cute and cuddly teddy bear and a cheap webcam, you can make the perfect homemade security camera, or just a camera to spy on your sister and her friends during sleepovers. Follow along with the steps in this how-to video and learn how to set up this spy system. Note: this video is NOT recommended for people who are perv...
In case you hadn't heard, Google is now a legit cell service provider. Google Fi has its pluses and minuses, but the biggest upside is in the pricing. Depending on how much data you typically use, there's a good chance you could save a lot of money without sacrificing coverage by switching to Fi.
US blood banks have assured the American public that they have the tools to prevent a Zika contamination, despite the rapid spread of the disease.
We can add one more health effect of our gut bacteria to the growing list. Researchers from the UK have just reported that the gut microbiota plays a role, both directly and indirectly, on the toxicity and efficacy of chemotherapy. Their findings are published online in the journal Nature Reviews Gastroenterology & Hepatology.
Forget headphone jacks and "Courage." Look past the shiny Jet Black finish and beyond the minimized antenna lines. Sure, quad-LED flash and dual cameras are nice—but dual-SIM would've been much better.
How much you've actually spent and how much you think you've spent are usually two completely different results, and is especially true on Amazon when it's so easy to click and buy. You might think you've given Amazon a couple thousand over your lifetime, when the fact is that it's three or four times that amount.
"What is dead may never die." That's easily one of the best lines (and episode title) from HBO's Game of Thrones series. While the saying may ring true for the Ironborn, it's not quite as catchy when it comes to batteries.
What's a penny worth these days? Not much. But could there be some free energy hidden inside your spare pennies? You'd be surprised! See how I hack together stacks of pennies into makeshift batteries that can drive small-current devices like LEDs and calculators.
The new Samsung Galaxy Tab isn't a cell phone, but that doesn't stop you from making phone calls! With this Android tablet, it's a breeze to make phone calls. Just hit the PHONE icon on the homescreen and dial your number. Press CALL and wait for the connection. You can MUTE the mic, use a HEADSET or MINIMIZE the dial pad. See how!
If you want to save some money on an iPod holder, you might want to watch this video tutorial. You will learn how to make a cool iPod holder out of a sock. It's very easy to do and more importantly... it will save you money. You can even use that dirty, raunchy, gym sock to protect your iPhone or other cell phone too! Really though, make sure you wash your socks before making this iPod protector. You may not be protecting the ingenious mp3 player is you don't.
Want to set up WiFi tethering on your rooted T-Mobile G1 cell phone? How about save space by moving apps and onto your phone's SD card? Multi-touch? It's easy! All you have to do is install a custom ROM! Learn how to load a costom ROM onto your T-Mobile G1 Google Android smartphone with this six-minute mobile phone hacker's how-to.
Cleopatra was not modest about makeup. After all, this was the woman who bathed in tubs filled with rose petals and milk (a good idea even today, if extravagant, since lactic acid exfoliates dead skin cells), invented perfume, and always wore makeup.
This video tutorial is in the Education category which will show you how to make sodium bromate and potassium meta-periodate. This experiment uses toxic chemicals and releases harmful gases. First you have to make a saturated sodium bromide. To this solution then add a small amount of potassium dichromate. The solution now becomes concentrated. Then make the circuit as shown in the video. You need a 3 - 5 ohm resistor in order to reduce the current. Then let the cell run for around 6 hours. S...
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 722nd installment in their series of digital spreadsheet magic tricks, you'll learn how to calculate gross pay for the week from time values using the SUMPRODUCT function. Also see what to do if you get a #VALUE! error from blanks in cell using the IF function and an array logical test.
Interested in rooting your Sprint HTC Evo 4G Google Android smartphone but aren't sure how to proceed? Never fear: this three-part hacker's how-to presents a complete step-by-step overview of the rooting process. For the specifics, and to get started rooting your own HTC Evo 4G cell phone, take a look.
In this clip, you'll learn how to use layer styles, blending modes and cell pattern effect to create a fun, glamorous pre-roll sequence in Adobe After Effects CS3, CS4 or CS5. Whether you're new to Adobe's popular motion graphics and compositing software or a seasoned video professional just looking to better acquaint yourself with the program and its various features and filters, you're sure to be well served by this video tutorial. For more information, including detailed, step-by-step inst...
Despite the discontinuation of Microsoft's KIN mobile phones, some still have a KIN ONE or KIN TWO cell phone. Actually, it can probably be found on the market somewhere for a relatively cheap price. Almost too cheap.
The prank is one of the most cherished traditional forms of expression around the world, from Japan to the Middle East to the good ol' US of A. Without them, how would people settle their disputes with one another while having a good laugh at the same time? Every time a new phenomenon enters our lives, new pranks emerge that can be performed with it. We at Wonderhowto love pranks as much as anybody, and to that end we've scoured the internet for videos demonstrating the proper setup and execu...
This video tutorial belongs to the Beauty & Style category which is going to show you how to wear a wrist watch. These days not many people wear watches. They find out time with their cell phones. If you want to improve your image, wearing a watch will help. If you are going for a job interview or on a date, you should wear a watch. Because watches co-relate to responsibility and hence project a better picture of yourself. A solid stainless steel watch is universal and matches with formal as ...
In this tutorial, we learn how to calculate and add running percentages in Excel. First, write out your value and percentage into the different columns. Next, write the formula in the cell where you want the answer to appear. To have the answer appear, highlight the box and drag it down, then the answers will start to appear in each of the different columns for the different equations. This is an extremely simple way to calculate these percentages without having to do any math! As long as you...
In this tutorial, we learn how to use templates in Dreamweaver. First, go under "create new" and click on "hdml". Start with a table that has three rows and one column at 100% width. Click in the middle one and split the cell into two columns. Now, click "insert", "template objects", then "editable region". Type text into this box, then it will show up on your page. Whenever you open a file, this will be the part you can edit, while you won't be able to change anything else. Now go to "file" ...
In order to do the resting crocodile pose, you will need to lie on your stomach. Separate your legs. Space your legs greater than hip distance apart. Your toes should be pointed. Cross your arms. Your arms and chest should form a triangle with the floor as the base. Rest your head on your hands and breathe deeply. As you inhale this will work your lower abdominal muscles, while it sends more oxygen to the cells of your body. This pose is a recommended pose for anyone who is rehabbing muscle o...
To use yoga exercises to wake up and stay awake at work, begin by doing breathing stretches: i.e. cow to cat stretches. Inhale, expanding your chest out for the cow stretch, and exhale concaving your chest into the cat stretch. Next, do side stretches from left to right. Repeat these. Next, add 4 punches: left jab, right jab, undercut, and undercut. Extend your arms fully. Repeat all of the steps together.
Hordes of women live and die by their Clarisonic brushes, which they claim speeds up their cell turnover rate and decreases hyperpigmentation as well as old acne scars, creating fresh, youthful skin. But Clarionic newcomers may find this vibrating brush to be a little intimidating.
In this video, learn how to access a computer program online that will allow you to convert your MP4 files to basic MP3's. This is great if you would like to download items via iTunes but do not want to play them on an Apple product. For example, if you use a Zune, non-Apple MP3 player, cell phone or any other device to listen to music, you will need to have these files saved as MP3's. Follow along and learn exactly how to do this.
If you're a novice looking to learn how to use Microsoft Excel, a video series from digital spreadsheet guru ExcelIsFun is a great place to start. But which of his many series should you choose? The one titled "Excel Basics," that's which! This free video MS Excel lesson, the very installment in said tutorial series, covers the following topics:
Are you a major networker with a cell phone full of digits? Are you horrible at remembering names and often times look at incoming calls with a look of confusion? There's a way to remember them from this day forward. Once you get a number, snap a picture of them and set it up as their caller ID. When calling, their photo will appear giving you a hint who it is! In this video courtesy of Best Buy Mobile, learn how to set a photo as caller ID.
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 532nd installment in their series of digital spreadsheet magic tricks, you'll learn how to count blanks in a dynamic range using the COUNTIF, INDEX, MATCH, COUNTA and OFFSET functions. Learn about the difference between an empty cell and a blank. Also see how to create dynamic ranges with INDEX and OFFSET (Index:Index).
Love Microsoft Excel? This clip contains a tip that just might induce you to. With this free video tutorial from ExcelIsFun, the 28th installment of his "YouTubers Love Excel" or YTLE series of free video MS Excel lessons, you'll learn how to use the INDEX, RANDBETWEEN, COUNTA, IF, AND, & VLOOKUP functions together to select a random employee from a list, determine if they have meet the given criteria and then conditionally format the relevant cells according to the result. Learn to love digi...
This how to video shows you how to sort data in Excel in a custom order. First, open a spread sheet in Excel. Select a column of cells with words that you want sorted. Click the office button and select Excel options. Go to edit custom list. You will see different custom lists. Click import to import your selection as a custom list. Next, you can go back to a sheet with those words that you want sorted and click the sort command. Select custom list on the order tab and select your new custom ...
To sort data in Excel spreadsheets, have each category (for example, first and last names) in a single column. Click on any cell in the column you wish to sort. Be careful not to highlight the entire column, or results will be sorted only in that column. Click on DATA on the ribbon at the top. To sort in descending order, click on the z-a button. For more detail, click on the main SORT button, and you can specify which columns you want sorted and how. For instance, you can sort by descending ...
First, open the Excel worksheet you have previously created that you would like to create a table for. Click on any of the cell that contains data for your table. On the menu found on the upper portion of the application, go to the Insert Tab. Find and click Table. Your entire worksheet will now be selected. When a prompt window appears, click OK. Your table should now be created automatically.
In this tutorial, you will learn how to install Windows XP or Windows 7 onto a Netbook using the WinToFlash program.
Rooting a cell phone can give you so many different perks and advantages that you wouldn't normally have. But at the same time it can also cause damage to the phone itself that it may even cease to function properly causing any money that you spent, to go down the drain. This tutorial shows you how to root your T-Mobile G1. Be careful and good luck!
New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 192nd installment in their series of digital spreadsheet magic tricks, you'll learn how to extract the middle name in quotes from a cell that has last, middle and first name using Excel's in-built text-to-column tool.
In this video, the instructor shows us how to tell if a device (cell phone or other device) is tethered or un-lockable. Before you begin, you must download a tool called f0recast onto your laptop or desktop computer. After the application is downloaded, you must plug in your device to your computer (Windows only). Once you've done this, a window will show up from F0recast that will show you all of your phone's information. This includes if it's lockable, if it's tethered, the serial #, model ...
