Metal Puzzle Loop

Assuming that you're not a burglar-in-training, you may one day find yourself in a situation where you have to break into a home through a door chain lock. But what to do if you have no time to wait for a locksmith? All you need is some kind of string (dental floss, yarn, rib ...more

Get ready to rack your brains, because it's time for another Scrabble Challenge! I may have gone a little overboard on last week's challenge (there was over 25 anagrams to solve), so I'm slimming things down this week. This time, there's only one puzzle. Use the rack of lette ...more

This is the third part of my electromagnetic pulse series (see Part One and Part Two). By now, I've covered the hardware and general concept of electromagnetic pulse generators, but how exactly do they disable electronics? How can an invisible field of energy have such a catas ...more

Last week, I started a weekly feature on Scrabble World called Scrabble Challenge, where you can solve a few (hopefully) challenging word puzzles. Normally, these will be on Fridays, but today I have a potentially unsolvable puzzle for you to try and solve, in addition to the ...more

Do you have an excess of wire clothes hangers from multiple trips to the dry cleaners? Rather than letting them take up space in your closet, you can use them for any number of things, from holding your necklaces and magazines to unclogging your sink and fishing dropped object ...more

Lurking inside your old junk microwave is an abundance of useful parts that can let you melt metal, spot weld, and make electrifying Jacob's ladders. You can even make a powerful AC arc welder, perfect for making hard-to-solve puzzles and even makeshift weapons for the zombie ...more

Whether you choose to hang an authentic or artificial pine Christmas wreath on your door — or an entirely different type, like ones made of paper waste or even food — chances are you've spent a year or two struggling with how to keep your decor hanging. With one easy to apply, ...more

I can imagine you sitting there thinking to yourself, "I've played a lot of games! I bet he won't have any that I don't know about!" Well, that's entirely possible. I'm only drawing from my own personal experience here, so you may, in fact, know of all these games. However, f ...more

This article will show you how to make a shutter release cable for a Canon camera. It took me about half an hour once all of my materials were gathered. I came in at a total of about eight dollars. It has three switches and buttons. The black button on mine triggers the auto f ...more

First off, don't be frustrated. YOU CAN DO IT! Contrary to the message in the image above, it's NOT over. It's just beginning. And when it comes to solving the New York Times crossword puzzle, the old cliche does apply: practice makes perfect. I've read quite a few books and ...more

I decided to make a quick banner for my RC plane. It was basically free, but you might need to get a few materials if you don't have them. My plane is a Hobbyzone Champ, which is a hardy but tiny plane, weighing only 1.3 ounces with the battery. My how-to is modeled after this ...more

Would you rather live far up in the trees? Or deep underwater? A Nevada family of scuba divers have built the ultimate childhood getaway: the Needham family's "Bubble Room" is an underwater fort that sits at the bottom of a lake in the Sierras. The room is an air-filled pocke ...more

Around the world, X-People (yes... there are X-Women, too) are under attack from an intolerant sapiencentric ruling class. Integration without equality is a farce. Autonomy is denied outright. Human prejudice cannot abide a mutant state. Human fear, born to hate, imposes itsel ...more

The game has undergone many transitions over the years, since its days as LEXIKO (1931) to its briefness as CRISS CROSS WORDS to its current and amalgamated, renowned brand of SCRABBLE. There has been many editions of the word board game along that historic metamorphosis, and ...more

It's another Monday, which means once again, it's time to highlight some of the recent community submissions posted to the Math Craft corkboard. Additionally, I thought we'd take a look at the Mobius Strip. Rachel Mansur of Giveaway Tuesdays posted twice to the corkboard. The ...more

Torus knots are beautiful knots formed by wrapping a line around a torus and tying the ends together to form a loop. The resulting knot has a star-like appearance when viewed from above. The 36 examples with the least number of crossings can be seen at the Knot Atlas's page on ...more

Computer viruses are terrifying. They are undetectable, dangerous, and operate constantly right under your nose. For the average computer user, there are only a few repair options. You could buy expensive antivirus software that causes more problems than it fixes, you can wipe ...more

Have the victim park their car in a normal parking spot. While they are in the place they parked at have another car (the prankster) drive up and swipe the back of the victim's car, leaving huge dents in both cars. Have the prankster wait, hidden, outside for the victim to com ...more

Apple seems to want the public to perceive it as an environmentally-conscious entity, as evidenced by the company's recently published Environmental Responsibility Report. But as it turns out, they may be hindering recyclers from salvaging old iPhones and Macs by ordering the ...more

Need to add more space in your small closet? For a simple organizational hack, simply connect two clothes hangers with a metal soda tab so that you can hang two articles of clothing on a closet rod slot instead of just one. On the flip side of the coin, if you don't have spac ...more

Gardening hose starting to leak? Don't throw it out just yet. Cut it up into smaller lengths and slice it open to use the hose as a protective barrier for outdoor electrical cords, or as added grip on a metal paint can handle. If your home has a very small garage, you can use ...more

A spare key is one of those things that never seems like a huge deal until you need it. If you've ever lost your keys, had them stolen, or locked yourself out of your house or car, you know how difficult and embarrassing it can be trying to get your door open. So, how would y ...more

There's a lot that goes into making a nice crystal radio set, so this is going to have to be broken down into two parts. The first part is the actual making of a functional radio, and the second part is making the whole arrangement look nice. In this part, I'm actually going t ...more

You know how sometimes you accidentally send a minecart shooting out down your tracks, and you can only watch helplessly as it fades into the distance? And then you know that you have to go find it and break it, so that it doesn't stop up your cart traffic on your tracks. Wel ...more

Do you have a major mosquito problem? Well, here's a solution used by the military to drastically cut down their numbers. Video: . Step 1: Getting Started. Grab a plastic bottle from your recycle bin. The bigger the better. This concept will work with many types of containers ...more

The weather outside might be frightful, but heating bills are downright scary this time of year. Heat is absolutely essential during the winter season, but it's also really expensive. If you aren't blessed with a fireplace or unlimited disposable income, fear not, because you ...more

Video: . Project Overview Have any old school floppy drives lying around? Get hacking... and transform them into an electronic orchestra! This project uses a myRIO embedded controller and four floppy disk drives. The myRIO effectively plays the disk drives like musical instru ...more

RFID chips are everywhere. They're in passports, credit cards, and tons of items you've bought in the last 5 years or so. Big retailers like Walmart started using tracking products with RFID as early as 2004, and today, they're used in everything from mobile payments to hospit ...more

After years of speculation and rumors, Apple finally debuted AirTag, its tiny Bluetooth tracking device, during its spring 2021 event on April 20. Unlike with Tile trackers, there's no way to attach an AirTag to an object, but there's an entire market out there for AirTag acce ...more

It's new phone season — new handsets are releasing every few weeks, we're seeing endless software updates, and the holidays are right around the corner. We asked our tech-obsessed writers and editors to give us the lowdown on their must-have accessories when they splurge on a ...more

We've worked hard to reduce the flow of toxic chemicals into our waterways, which means no more DDT and other bad actors to pollute or destroy wildlife and our health. But one observation has been plaguing scientists for decades: Why are large quantities of one toxic chemical ...more

Whenever the name Magic Leap comes up, the talk inevitably seems to turn to the company's big-name backers and "unicorn-level" amounts of cash poured into the venture. And if it's not that, observers tend to focus on the company's market strategy and overall prospects. These ...more

Between the Cambridge Analytica scandal and the revelation that Facebook logs your calls and text history on Android, many are considering joining the #DeleteFacebook movement. But it can be difficult to leave the site, because so much of its content is only available to activ ...more

In my last quick clip, I demonstrated how to take a bottle of soda and freeze it on command. I received many requests for a more detailed article on this, so here we go. This "super cool" trick works with cans of soda too, not just bottles! Video: . This project was inspired b ...more