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How To: Refinish wood floors with a drum sander

Hardwood floors in older homes can be hidden treasures. You may not realize it, but under the dark finish, scuffs and scratches is probably a beautiful hardwood floor just waiting to shine through. Sanding off the old finish gives you a chance to get down to the bare wood and erase many of the scratches and dents. Then you can choose a stain that is more to your liking, or just put a clearcoat on the floor for a pleasant, warm appearance.

How To: Extract Images and Text From PDF Files

Since PDF files are so popular in both our daily life and work, we see them everywhere. And sometimes we find there are terrfic images or text in the PDF files and we want to save them as seperate files for future use, such as in a presentation or post. Here's the question: how can we save those elements from the non-editable file formats?

News: Is Your Dream Gaming PC Worth It?

The last week has been a trying one for me. On Sunday, there were four computers in my office, three of which were broken. The fourth was not really a computer, but more of a collection of parts that were cobbled together for the purpose of constructing a PC that would sneer derisively at the mere mention of turning down any game's ambient occlusion settings.

News: Saturn V Rocket 1:1 Scale

Hi, all! After building my 20:1 TARDIS, I wanted to build another spaceship, but this time, I wanted to build a real one. I wanted it to be a well-known rocket, but more importantly, I wanted it to be a huge rocket.

Dueling Plasma: Singing Tesla Coils' Shocking Battle to the Death

Tesla coils are electrically satisfying in so many ways. But what happens when a guitar-playing city coil has a run-in with a backwoods, banjo-playing, inbred coil? A musical duel to the death! Watch these two Tesla coils battle it out as they play Dueling Banjos. Shocking. Just shocking. Okay, so it's no secret that Tesla coils can create a wonderful light show of electricity, but by modulating the frequency, they quickly turn into powerful singing Tesla coils—the key to any electromaniac's ...

How To: Make a BB Machine Gun from a Soda Bottle

In a previous article, I showed how to make a powerful airsoft BB machine gun with a portable air supply using about $50 worth of PVC and air fittings. For this project, I have simplified the design to make a machine gun out of only 4 parts totaling about $15 that runs directly off of an air compressor.

News: Solar Flare Gives Earth Biggest Radiation Storm in 7 Years; Auroras Likely

NASA reports that the sun erupted late last night with a large solar flare—an M8.7 class flare. The classification is calculated according to the peak flux of 100 to 800 picometer x-rays near Earth measured from the GEOS weather satellite. There are 5 letter classifications for solar flares, each with a linear 1-9 number scale of severity. M is the fourth most powerful class, with X leading the way. But last night's earth-directed coronal mass ejection (CME), captured by the Solar Dynamics Ob...

How To: Run a Virtual Computer Within Your Host OS with VirtualBox

With the computer's rapid increases in power and efficiency, computer virtualization has taken the scene by storm. With virtualization software, and powerful enough computer hardware, your computer can run a virtual computer within itself. This effectively gives you multiple OS's on the host OS. This can be used for a lot of cool stuff that your computer would normally be limited by. Let's take a look at a few.

How To: Graph Mario on a TI-83 Calculator

When it comes to graphing and comparing functions, the TI-83 graphing calculator is the end-all device for math and science students. But one of the most entertaining aspects of Texas Instruments' powerful algebraic and trigonometric calculator is not the equations themselves, but rather the art that can be "equated" on them—just think of them as the mathematical equivalent of the Etch A Sketch.

News: Create a video for legendary rock band Senser, and win Magic Bullet Looks!

Legendary rap-rock-electronica crossover pioneers Senser celebrate the release of their slamming new single, “2, 3, Clear” with a video competition open to all budding video creators! The winning entry will receive great exposure on many top music websites and TV, and the winner will receive a copy of the awesome Magic Bullet Looks plug-in set worth $400, plus some sexy Senser merchandise.

News: Orgasm Inc. (2009)

Feature documentary about female orgasms. Below is the trailer for the feature Film Orgasm Inc. Orgasm Inc. (2009) is the first feature documentary by award-winning director Liz Canner. It premiered at the Hot Docs Documentary Film Festival. In the shocking and hilarious documentary, filmmaker Liz Canner takes a job editing erotic videos for a drug trial for a pharmaceutical company. Her employer is developing what they hope will be the first Viagra drug for women that wins FDA approval to tr...

News: Building a Bonafide Solar Death Ray Sounds Too Easy

Eric Jacqmain is one smart cookie. Borrowing from the same principles of Archimedes’ mythological death ray, the Indiana teenager used an ordinary fiberglass satellite dish and about 5,800 3/8" mirror tiles to create a solar weapon with the intensity of 5000x normal daylight. The powerful weapon can "melt steel, vaporize aluminum, boil concrete, turn dirt into lava, and obliterate any organic material in an instant."

News: Bored? Get High Now (Using Your Computer)

For some of you out there, today may be a looooong Friday. But have no fear, if you've yet to furtively accomplish shaving off a few extra minutes from the office clock, there is an alternative for getting through the day: computer pharmaceuticals. Relax, moms, we're not talking illicit drugs. Computer pharmaceuticals (AKA: optical and audio illusions) are completely natural, harmless highs that promise to alter your perception and consciousness- without the risk of drugs or alcohol.

News: Touchscreen Made With Blocks of Ice

Far away in Finland, where the ice is plentiful and the temperature is bitter cold, the Finnish Nokia team have created the world's first touchscreen display made entirely of ice. Constructed with massive slabs of river ice, the display was first shaped into neat square slabs with a chainsaw, and then smoothed into a watchable surface with a powerful heat gun.

News: why people should vote no on Proposition 23

Proposition 23 is the act where they would suspend AB 32, the global warming act of 2006. If proposition 23 is enacted by voter this would pause the porvision of AB 32 until California's unemployment rate drops to a 5.5%. The unemployment rate at this current point is as high as a 12% and has been like that for the exception of 3 times since 1980. supporters call it California Job Anitiative and opponents call it the Dirty Energy Proposition.In this article it states the reason proposition 23...

HowTo: Make Kitty Crack

As a non-cat owner, catnip is a mystery to me. So, people essentially... drug... their cats? Weird. Google catnip, and you will find a whole slew of incredible images related to the topic...

News: Not Your Parents' Documentaries: "California is a Place"

Sony's Bravia Balls Ad, David Michod's "Crossbow", James Nachtwey's war photography. Every once in a while, you get smacked in the face by art so powerful and sublime, it leaves you inspired, envious, or both. The mini documentary series, "California is a place", is no different. Led by filmmaker Drea Cooper and photographer Zackary Canepari, these 5-7 minute masterpieces tell the stories of unique individuals and groups throughout the Golden State. What really separates the quality of these ...

E3 2010: El Shaddai Trailer

Not enough bible in your games? Damn right! Until we get Grand Theft Moses this is the next best thing. Think of this game as the Old Testament + Acid Trip + Jpop Male Idols. From the Producers of Devil May Cry, Viewtiful Joe, and Okami. El Shaddai is a very unique looking game, very much looking forward to it.

News: John Bonham the Innovative King of Rock Drumming

... Describing the style of John Bonham's drumming instantly conjurs up visions of the thunderous power he created. His contributions to rock music were revolutionary, and his talent unmatched and irreplaceable. You can only imagine Jimmy Page's reaction to first seeing him in 1968, ending his search for a new drummer to form a new band, the New Yardbirds (later renamed Led Zeppelin.)

How To: Turn Off Live Photos Forever on Your iPhone's Camera App

Love them or hate them, Live Photos have their place. The problem is, they're always on, requiring you to disable the feature every single time you open the Camera app. At least, that's how Apple has things set by default — but you can change that with just a few taps.

How To: Make Your Markups Stand Out More on iPhone with a Simple Slider

The screenshot editor in iOS is full of fun and powerful ways to mark up your images to quickly highlight what's important. That said, screenshots are often noisy, and can distract from arrows, circles, and other edits we add. Luckily, there's a simple hidden tool that can help those markups stand out right away.