Principle Search Results

How to Make a Jacob's Ladder: Chained Lightning

In this article, I'll show you how to create a simple yet accurate demonstration of the "rising ionized gas" principle. In other words, a transformer, two metal prongs and lots of evil laughter. Remember those large "towers" in the background of Frankenstein movies with a "lightning bolt" rising upwards every few seconds? That's called a Jacob's Ladder; one of the coolest awe-inspiring demonstrations of high voltage. Here's a video of the final product: Materials and Tools

How To: Create Google+ RSS Feeds

Earlier last month, I wrote on how to subscribe to Google+ users using PlusFeed. I used it, and then I realized that I wasn't getting my own feed anymore. I discovered that the free service had been disabled due to cost issues, as detailed by the creator +Russell Beattie. The code is open source, and you can roll your own service, if you have the know-how and the time. If you don't, but still want to create RSS feeds for your own public posts, or just to track your favorite Google+ users, the...

News: If the World Were Made of Pixels...

Texas based artist Shawn Smith brings the digital world to reality with his woodcut pixelated sculptures. The combination of a traditional material (wood) with a contemporary concept results in surprisingly fresh work. Plus, the craftsmanship appears to be impeccable. Check out his artist statement below.

News: Seido and The Shadow

Not long ago in Rome during a Master’s Tennis Tournament something remarkable happened. In a tightly contested game, American Andy Roddick challenged a linesman’s call on a ball hit by his opponent. The remarkable thing about this incident was that Roddick argued against his own interest. He insisted that the opponent’s ball had landed inside the line and that he, Roddick, should NOT be awarded the point. Spectators applauded as if they’d witnessed a miracle. Imagine! Sportsmanship in a profe...

Creator Spotlight: Matthias Wandel, Prolific Woodworking Machinist

You've seen his explanation of a combination lock's inner workings. You'll never lose another game of Jenga, thanks to his winning wooden pistol. And nearly 4 million YouTube users have marveled at his wooden marble machine sculpture. He's Matthias Wandel, and he's accomplished what most only dream of—turning a hobby into a career. Matthias has been tinkering in woodworking since he was a child, with unrestricted access to his father's workshop, permitted to use power tools unsupervised from ...

How To: Make a Sonobe Jasmine Dodecahedron

Math Craft admin Cory Poole posted instructions on How to Make a Cube, Octahedron & Icosahedron from Sonobe Units, plus some great complex models in his article, How to Make a Truncated Icosahedron, Pentakis Dodecahedron & More. These models use the standard sonobe unit and a coloured variant.

How To: Play a G, Em, C and D chord progression on the guitar

This video teaches a simple chord progression consisting of 4 simple chords, G, Em, C and D to learn up to 5 songs. The principle I will illustrate in this video is that popular music often is based on standard chord patterns, or intervals. To demonstrate this, I will play the end part of Led Zeppelin's "Stairway To Heaven" and go right into Jimmy Hendrix's "All Along The Watchtower" -- without changing chords or tempo!

How To: Manage Your Time Planning a Scavenger Hunt

When you're aiming to set up a scavenger hunt, you might be pondering how much time frame you are committing oneself to. It's a great thought, and one which does not have a single size that matches everyone's resolution. But this unique guideline will furnish the facts you need so that you can figure out just how long implementing a scavenger hunt or clue hunt will take. You might want to be aware of a small amount with regards to which variety of quest you are preparing. Is it a common scave...

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