Christian Simonsen

19 Flips | 3 Magazines | 23 Likes | 13 Following | 2 Followers | @christiansi79rv | Keep up with Christian Simonsen on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Christian Simonsen”

Planing Away Low Spots in Panels

One of the most frustrating parts of using a smooth plane is when you have a low spot on your board that simply refuses to be planed out. There are …

Bandsaw | Resaw Tips from a Professional Woodworker | Master Your Bandsaw

Square the Bandsaw Blade and the Board<p>Making sure the bandsaw blade is perpendicular to the table is especially important when you’re resawing a wide …

Watch this smartphone-assisted robot beat the pants off of humans in air hockey

It’s the holidays and that means it’s time to watch robots cream humans in bouts of skill. The latest example of robotics winning over a meatbag? This amazing air-hockey robot powered by a smartphone, Arduino board and a plotter-like robotic arm.<p>The system works by watching the puck on the surface …

Get Medieval on Intruders With This Retractable Fencing

There are lots of ways to prevent people from trespassing on your property, including moats, drawbridges, and roaming packs of dogs. But if those …

Home Security

Watch a Waterjet Cut a Hydraulic Press In Half

We love watching things get crushed by a hydraulic press, but how about a waterjet? There’s a YouTube channel for that as well. In the channel’s …

Hydraulic

The 10 Coolest Adventure Rigs

Photo: Jakob Schiller<p>Every May, travel enthusiasts from around the world gather near Flagstaff, Arizona, to show off old adventure rides or shop for parts to trick out new ones at Overland Expo West. From $500,000 bus-size rigs to rare foreign imports to one-off custom rides, the show has it all. …

Batman goes abroad: Lamborghini-powered Batmobile is running the Gumball 3000

At this very moment, a fleet of top-dollar supercars and celebrity-driven classics are cruising the streets of Europe as part of the Gumball 3000 …

Batmobile

The most mysterious star in the universe | Tabetha Boyajian

Build a Twitter-Based Home Automation System with a Raspberry Pi

There are all sorts of variations on Raspberry Pi-powered home automation systems, but ARM Tutorials shows off a pretty simple project that uses …

The World's Most Beautiful Historic Castles

They're literally fit for kings.<p>Built to protect and entertain royalty, ancient castles naturally possess a lasting beauty. But unlike the gated compounds of yesteryear, modern travelers can now step inside their historic gates.

European Travel

Forging This Beautifully Intricate Sword Is So Damn Impressive

Do you remember the Green Destiny sword from <i>Crouching Tiger, Hidden Dragon</i>. I didn’t. But that damascus steel blade finished with jade is so damn …

Body Art

NASA Images Reveal Close-Up Look At Mysterious 'Bright Spots' On Dwarf Planet Ceres

The craters are quite unusual.<p>The “bright spots” on Ceres captured the public's imagination last year when they were first spotted by NASA's Dawn spacecraft as it approached the dwarf planet. Now, the space agency has released a remarkably detailed image of a crater at the heart of one of those …

Around the World as a Family of Four

Leap and the world will catch you-or you’ll figure out how to land on your own. When South African Graeme Bell and his wife Luisa picked up a used …

Because Riding Singletrack Isn’t Rad Enough

About a year ago, Harald Philipp rode one of the sketchiest lines imaginable: a via ferrata climbing route in Italy. Even he thought it was nuts. …

The making of David Attenborough's virtual reality tour of the Great Barrier Reef

For the sake of bringing virtual reality to the public, a then-88-year-old David Attenborough clambered into a tiny Triton submarine in late 2014.<p>The …

Virtual Reality

Will Quantum Encryption Arrive Before Quantum Computers Break All Our Passwords?

Scientists are racing to deploy foolproof quantum encryption before quantum computers come along that render all our passwords useless.<p>Passwords work today because the computers we have, while theoretically capable of breaking passwords, would take an impractical amount of time to do so.<p>“The …

Quantum Computing

Robot offers safer, more efficient way to inspect power lines

A robot invented by researchers in the University of Georgia College of Engineering could change the way power lines are inspected—providing a safer …

Oscar is a 3D-printed organic Lego set … and it’s creepy as hell

In the 1970s sci-fi television series <i>The Six Million Dollar Man</i>, the protagonist suffers a severe injury during a test flight and is subsequently …

Social Media