Engineering Search Results

How To: Social Engineer Your Way Into an Amusement Park for Free

When it comes to social engineering, Null Byte is here to show you how it's done. Social engineering is the key fundamental to unlocking tons of possibilities and opportunities in your everyday life. So, what is social engineering? Social engineering can be called many things. It's taking nothing and turning it into something. It's taking the bad and making it good. Above everything else, it's the art of manipulating the world and people around you—coercing that salesman into giving you a low...

How To: The Social Engineer's Guide to Buying an Expensive Laptop

Laptops are almost a necessity in today's society. It doesn't help that a laptop that can actually increase your work productivity will put at least a $1,500 dent in your wallet. I'm sure you have searched around to try to find factory direct deals, or (shiver) even looked at used laptops, but that isn't the way to go. You need something that actually has a warranty, and good performance, but at the same time, doesn't require you to sell a kidney. This can cause quite a dilemma, as it can tak...

News: Truck Driver Reverse Engineers Atom Bomb, Rebuilds Little Boy

You're walking down the street, minding your own business. Then you see it—a large, bright fireball in the near distance. A tremendous heat wave speeds towards you at one thousand miles an hour, and before you can think, before you can even blink, the extremely heated wind pushes right through you. Your skin melts, your eyes liquefy—your face disappears into the wind. Before you know it, your pancreas collide with what’s left of the person next to you, your duodenum is dissolving faster than ...

How To: Make Glowing Green Candy

If there ever was a day to eat green candy, St. Patrick's Day would be it. But is there something better than the banality of green candy swarming the streets on St. Patty's Day? Yes—glowing green candy, and Instructables user BrittLiv wants us to show you how it's done.

How To: Determine math proportions with the Square-Cube Law

Ever watch a cheesy movie and say "That monster is so FAKE!" but not really understand why? Well monstrous monsters are governed by a little biological rule called the Square-Cube Law, a scientific term combining math, anatomy and physics into one educational tool to recognize theatrical baloney when you see it. Just watch this video to see the explanation of the Cube-Square Rule, how it works and its ramifications for our favorite B-Movie pet monsters.

How To: Build a simple MIDI controller

Do you need just a few more controls? Perhaps your wondering how hard it is to make your own controller? Then follow the steps in this 2 part series and build your first MIDI controller in about an hour for very little cash. Using only 8 electronics parts, a pre-made case and a DIY midi interface that is USB powered- you can build a controller and it wont require a degree in electrical engineering. For detailed, step-by-step instructions, on building your own DIY MIDI controller watch this vi...

How To: Measure pH levels with paper and meters

If you want to know the best way to get an accurate pH measurement, this shows the lab equipment needed and the processes used. When doing chemical reactions, sometimes the acidity or the basicity is important. This is usually defined as pH and measuring it can be very useful for getting the reaction right. There are a few ways to measure pH, and the simplest, cheapest, most reliable method is paper. But that's not all. See a whole lot of ways in this two-part video.

How To: Graft eggplant and tomato plants together

Grafting plants together is the oldest and thus far most important kind of genetic engineering practiced in the world. This video features a farmer demonstrating how to graft plants together, using a tomato and a eggplant as an example. He aims to create an eggplant that will yield for longer by grafting the tomato plant into it. Learning these skills will allow you to expand the world of your gardening by creating your own plants!

How To: Figure our the properties of inequalities

For some people, math is one of the most difficult things to grasp when they're in school. For many job, like engineering, it's needed. So in this tutorial, if you're having a hard time with fuiguring out the properties of inequalities, this video should help. So good luck, pay attention, and enjoy!

How To: Play Windows PC games with an XBox 360 controller

The XBox 360 controller might be the single best controller in the history of console gaming. It is the perfect size, the buttons are laid out well, and the wireless works perfectly. Why must its usefulness be limited to your XBox? This video will teach you how to use your XBox 360 controller to control your PC, allowing you to play any PC game you can get your hot little hands on with this brilliant piece of controller engineering.

How To: Understand Ohm's Law

This video teaches the basics of Ohm's law, which is an important equation in electrical engineering. The three variables which are used in this equation are V, which stands for voltage, I for current, and R for resistance. The equation for the law itself is I=V/R. This law defines the relationship between these three very important electrical properties. The host of the video further explains what voltage, current, and resistance are and how they work in relation to an electrical current. Gi...

How To: Build a sumo robot

Systm is the Do It Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. We will help you avoid pitfalls and get your project up and running fast. Search Systm on WonderHowTo for more DIY episodes from this Revision3 show.

How To: Put new pads on a Hayes caliper brake

If you mountain bike, and are lucky enough to live somewhere that has enough water to support civilization without major civil engineering, then your brake pads are probably going to wear out a lot faster than your dry-climate comrades. Fortunately for you, this video features instructions for how to replace the pads of a Hayes caliper brake for a mountain bike.

How To: Use an oscilloscope

Oscilloscopes visualize electronic signals. This information can be useful for tests, debugging, and reverse engineering. If you work with electronic circuitry, being able to use an oscilloscope is a must have skill. Here Bre Pettis and Make Magazine hook you up with great tips.

How To: Map networks with Spiceworks

Hak5 isn't your ordinary tech show. It's hacking in the old-school sense, covering everything from network security, open source and forensics, to DIY modding and the homebrew scene. Damn the warranties, it's time to Trust your Technolust. In this episode, see how to map networks with Spiceworks.

How To: Make an aquarium with a USB powered LED light

This is a video tutorial on how to make a USB aquarium powered by a under-gravel LED bulb that is powered by a USB port. With a bit of simple engineering, build a circuit to provide elegant lighting to your aquarium. Connect the wiring to the air pump for a cool lighted bubble effect. Plus, it's powered by your computer! Don't use expensive fish, or those which are sensitive to DC Currents. Don't do this project in a saline water tank, because salt conducts more electricity.

How To: Treat a nosebleed

Nosebleed or the official term is epistaxis is bleeding from the nasal cavity. Nose bleeds are very common and are often caused by dry air, illness, or trauma. Learn more about the causes, symptoms and treatments of nose bleeds in this medical how-to video.

How to Hack Wi-Fi: Capturing WPA Passwords by Targeting Users with a Fluxion Attack

With tools such as Reaver becoming less viable options for pen-testers as ISPs replace vulnerable routers, there become fewer certainties about which tools will work against a particular target. If you don't have time to crack the WPA password or it's unusually strong, it can be hard to figure out your next step. Luckily, nearly all systems have one common vulnerability you can count on — users!