Magnetic

News : Magnetize a screwdriver - instantly

Got a screw loose? Don't worry. We all do. This handy tutorial will keep any screw secured to any screwdriver. This method of magnetization uses a copper wire and a car battery. This is much more effective than simply rubbing a screwdriver with a magnet. It also holds the ma ...more

Knives 101 : How to Care for Your Knives Like a Pro

Ask 100 chefs what the most important tool in their kitchen is, and you'll get 100 chefs saying the exact same thing: their set of knives. For home cooks and professional chefs alike, nothing is more important (or exciting) than a good knife. A good knife allows you to work mo ...more

How To : Things to Do on WonderHowTo (04/11 - 04/17)

WonderHowTo is a how-to website made up of niche communities called Worlds, with topics ranging from Minecraft to science experiments to Scrabble and everything in-between. Check in every Wednesday evening for a roundup of user-run activities and how-to projects from the most ...more

How To : Build a faraday motor

Build a faraday motor with tips from this how-to video. In the early 1800s, physicist Michael Faraday invented the first device to convert electrical energy into mechanical motion. This is an easily built version of his motor. The magnet sets up a magnetic field, and the elect ...more

How To : 11 More Weird & Wonderful Uses for Magnets

Other than displaying your favorite take-out menus on your refrigerator, magnets can be used in a number of surprisingly useful ways around the home. For example, placing a magnetic adhesive strip on the bottom of your Swiffer mop means you can sweep your floor clean and also ...more

How To : Hook up your exercise bike to Google Maps

Tinkernut demonstrates how to hook up your exercise bike to Google Maps. Using a stationary bike can be good for your health but it can also be boring. You can spice up your exercise regiment by using Google Maps. You will need a USB keypad with arrow keys, a magnetic contact ...more

News : Here's Everything You Should Know About Samsung Pay

Mobile payment systems have been around for almost 5 years now, starting with Google Wallet. But when Apple got into the game last year with their new Apple Pay service, things really started to take off. Around this time, Samsung responded by acquiring an up-and-coming mobile ...more

How To : Lock and Unlock a Safe

This is an easy step by step tutorial how to lock your jewels in a hotel room or in a public safe. Be aware that in a public safe it is more secure to use the second method of locking by a magnetic card, not by a PIN code that can be easily seen by someone nearby. Video: . Ste ...more

How To : Use a watch as a compass

How to find your direction without a compass if you are in the Northern Hemisphere. Find cardinal points with an analog watch. It's more effective than a compass, because it's not affected by the earth's magnetic fields.

How To : Make a vortex with the Tesla CD turbine

Use the Tesla CD Turbine running off tap water-pressure as an experimental testbed. The Magnetic Coupler acts in a completely new capacity, as a Magnetic SuperStirrer, in a large Pyrex bowl of water. The spinning CD Turbine engages the Magnetic Coupler, rotating it. Water is ...more

News : Birds as the Ultimate DIY Architects

The widely used expression "free as a bird" intimates an enviable existence: delicate, yet mighty wings transporting to destinations no human could so breezily venture. But despite their fanciful, superhero ability, in truth, the avian race leads one of the most difficult exis ...more

News : Everything You Need to Know About the Google Pixel 3

With all the controversy around the Pixel 3 XL, the regular-sized Pixel 3 might be the phone of choice for most users. Thanks to the huge boost in screen size, the little brother is now an easier pickup for those who like a bigger screen. And once more, the internals are the s ...more

How To : Change the color of clothing in Photoshop

In this video, we learn how to change the color of clothing in Photoshop. First, click "enhance", then "adjust color", then "saturation". Now place a magnetic lasso around the shirt color you want to change. You can now use a slider to go through all the different colors, and ...more

How To : Assemble a Micro Scout R/C model aircraft

Is your hobby remote controlled vehicles, specifically RC airplanes? Well, check out this video tutorial series to see how to assemble the Micro Scout R/C model aircraft from Plantraco. Yes, These planes are small - with a wingspan of only twelve inches, but believe that... " ...more

HowTo : Use Science to Decode a Credit Card's Secret Data

Tetherd Cow Ahead posts an interesting science experiment. All you really need is a little bit of iron powder and a magnet, and you can unveil the info behind the magstripe on a credit card.  You will need: A small amount of fine iron powder or iron oxide A magnet An old cre ...more

How To : Make a ferro fluid

In this video, we learn how to make Ferro fluid. This is a magnetic fluid that you can easily make at home. To do this, you will need: laser jet toner, rare earth magnet, and some vegetable oil. Now, pour the toner into a cup (50 ml), then put 2 tbs of vegetable oil into this ...more

How To : The Null Byte Guide to 3D Printing for Hackers

3D printers allow hackers and makers alike to create something from nothing. They're an incredible technology that lets you build protective cases and covers for gear such as a wardriving phone and Raspberry Pi-Hole. 3D printers can even help you out in a bind when something b ...more

How To : No Knife? Use Your Credit Card to Cut Food Instead

Believe it or not, you can put your money to use very efficiently in a new way: your credit or debit card can serve as a blade in desperate situations. (It might even be handier than dental floss as a brilliant substitution for specialized kitchen tools.) While I wouldn't take ...more

How To : Make a simple daisy necklace

To make a daisy chain beaded necklace you must get three different bead colors, two that are size eleven and one that is size four. The size eleven beads are for the stems and the outer part of the flower, while the size four beads are for the inside of the flowers. You will a ...more

News : Create perpetual energy - almost

Is perpetual energy possible? The debate rages on. And they just keep trying. This particular device may not be perpetual, but it is far more efficient than, say a homopolar motor. The magnet in this device, the creation of our friend HowieD, propels the rotation, powering ...more

How To : Reverse magnet rotation with a Tesla CD turbine

Balls go flying as MrfixitRick attempts to show how certain conditions cause a magnetic ball to reverse its direction, mysteriously revolving backwards to the rotating magnets of the CD Turbine. The Tesla CD Turbine is a homemade turbine based on the ideas of Nikola Tesla and ...more

News : A Glossary of Essential Photoshop Tools for Beginners

So, you just bought Photoshop. It's time to familiarize yourself with the rudimentary tools. Let's start at the very beginning! File: That’s your picture! It’s called a file because that’s how it exists in the digital world, as a file on your CF card, your flash drive, your h ...more

News : LED Wand + RIFD Waves = Awesome Science Art

Using a combination of technology and animation techniques, two students at the Oslo School of Architecture and Design have created a visual model of RFID fields. From PopSci: "The video was created using a custom-created LED wand that lights up whenever it is in the presenc ...more

Gallery : A Close-Up Look at the Magic Leap One's Optics

For the curious, here are a number of close-up shots of the Magic Leap One's optics and the magnetic attachment that can be swapped out for a version with lenses matching your glasses prescription in the near future. From the Inside If you look closely, you'll notice the hor ...more

How To : Remove yellow teeth stains in Photoshop

Learn how to whiten your teeth using Photoshop with this video tutorial. 1. First thing you will want to do is remove the padlock if your image has one. You should be able to find this in the top right hand corner of your screen or in the background layers option. 2. Zoom in ...more

How To : Make a model of a space comet

Are you an active or aspiring scientist? In this free educational video from National High Magnetic Field Laboratory, learn how to make a model of a comet, and why models are important to scientists. Get started on a scientific road to discovery with help from this excellent v ...more

How To : Use the snapping tool in Final Cut Pro

The snapping function (the magnetic attraction between two clips or to the playhead) is sometimes very helpful and other times really annoying in Final Cut Pro. In this video you will learn to turn it on and off. A cool trick is to use the keyboard hot key to quickly turn the ...more

Gift Guide : Must-Have Phone Accessories for Movie Lovers

There's never been a better time for streaming videos on your phone. With so many options available (including a potential mobile-only Netflix tier) and so many new smartphones having large screens, there's a good chance you know someone who mainly use their phone for videos. ...more

How To : Make a magical toilet roll

You can learn how to make a magical magnetic toilet roll. To do this, you need a paper roll, a piece of paper, glue, and scissors. You cut the roll into two pieces, connect the roll to the piece of paper, and mark the middle gap to make inserting the third stripe more accurate.

How To : Use a watch as a compass to navigate when lost

Are you lost? This how to video teaches you a simple way to turn your watch into a compass. An analog watch is even more effective than a compass because it is not influenced by the earth's magnetic fields. You'll never be lost again as long as you have an analog watch with you.

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