Make a Butterfly Knife Out of Paper

Polymer clay is an exciting arts & crafts medium. Actually, "clay" is a misnomer; it contains no true clay, but rather consists of tiny particles of polyvinyl chloride (PVC) combined with plasticizer, which is what makes it malleable like clay. What makes it so "exciting? Wel ...more

It's Monday, which means once again, it's time to highlight some of the most recent community submissions posted to the Math Craft corkboard. I also thought we'd take a look at building a sliceform model of a hyperbolic paraboloid. Rachel Mansur put up two posts on her Modula ...more

It's another Monday, which means it's once again 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 process of stellation and make some stellated polyhedra out of paper.Rachel Mansur of ...more

Tomorrow's the 1st of April which means it's the one day of the year you can put aside the daily grind, and go at it Dwight Schrute and Jim Halpert style. Yes, there are easy apps to do your dirty work, but if you're old school and you like to do it the old fashioned way, here ...more

Chris Burden's latest piece is a portrait of L.A.'s hot mess of traffic, entitled Metropolis II. The artist has constructed a miniature highway system, complete with 1,200 custom-designed cars, 18 lanes, 13 toy trains and tracks, and a landscape of buildings made with wood blo ...more

In mathematics, a knot is a closed circle in a three-dimensional space that crosses itself multiple times. Since it is closed, it has no ends to tie, meaning you can't actually create such a knot. However, if you tie the ends together after you create a knot in the standard wa ...more

Computer Science Professor Francesco De Comité has a fantastic gallery of mathematical images on Flickr. As part of this collection, he has a few hundred images of real or rendered polyhedra made out of paper or playing cards which he calls "slide togethers." These are constru ...more

This is a refreshing spring update on your classic hamburger slider. Instead of using a ground beef patty, I am using shrimp tempura. This recipe calls for fresh truffles, but fresh truffles are hard to come by so feel free to use truffle oil (it is much more affordable and wh ...more

Graffiti is a great way of getting your message out to the masses. The earliest known graffiti dates back to 30,000 years ago and used the traditional apply-paint-to-wall technique. Though our paint now comes in cans and not from scavenged berries, the actual graffiti process ...more

If you thought the last post on Two Circle Wobblers was wild, then wait until you see what happens when you build wobblers out of two half circles or two ellipses. In both of these cases, the center of gravity still remains constant in the vertical direction, allowing them to ...more

Planning the Trip Get lots of brochures Send for brochures of the places you will be visiting. Make a travel book with the brochures to get the grandchildren and their families excited. The best place to contact for these brochures are the Visitors Bureaus or the Chamber of ...more

I have an absolutely wonderful time making projects and writing articles for all of you mad scientists! Today, I will bring you behind the scenes for a look at the workbench, tools, and software that make the Mad Science World possible. Above is my beautiful workbench! My who ...more

Fondant looks pretty, but man, it sure does taste weird. Don't Miss: How to Frost Your Cake Like a Pro If you've ever slaved over decorating a cake with fondant, you know how disappointing it is to watch people peel it off and only eat the cake. You can avoid this by skippi ...more

If you haven't come up with a funny, innovative costume yet for Halloween, you're running out of time. While all your friends are busy perfecting their month-long DIY costume project, you're still being lazy about it and have just now started to search online for ideas. But t ...more

Don't toss out those cardboard tubes just yet. Whenever you have one leftover from a roll of paper towels, toilet paper, or wrapping paper, hang on to it, because it's got some great DIY potential. Cardboard tubes of all sizes can be handy for a variety of uses, from storing ...more

Tokyo art student, Wataru Itou, spent four long years crafting his meticulous paper city, entitled "A Castle On the Ocean".  The miniature papercraft city was constructed with "basic knives, scissors, hole punches and modeling glue." The structure has a "spectrum-spanning colo ...more

In June at the eMerge Americas investors conference, Magic Leap founder (and NR50 member) Rony Abovitz proclaimed that the launch of their flagship product was "not far away." Nearly three months later, an eternity in the tech world, and we have not heard an official launch d ...more

My kitchen isn't nearly as well-stocked as I'd prefer, and I often come across recipes that call for odd tools and appliances I don't have. Let's just say I've resorted to some unconventional methods to get the job done without them. But that's the thing—there are few things ...more

When it comes to the holidays, there's definitely no shortage of ways to geekify your experience. You can make your own nerdy ornaments with a Weeping Angel tree topper, or go with traditional decorations that are mathematically perfect. But if you want something simple (and ...more

Magnetic knife strips are really handy. They allow for the removal of that huge knife block on your countertop, freeing up valuable counter space. They allow for easy access to your knives as you can mount them pretty much wherever you want. Plus, they look really cool, too! ...more

Kylo Ren, conflicted villain of the new Star Wars trilogy, will surely be a major presence again this Halloween, with The Last Jedi fast approaching. His costume, all black and layered, complete with dark-side helmet and crossguard lightsaber, seems quite perfect for Oct. 31 — ...more

In the moment, buying a dozen donuts always seems like a good idea. In retrospect, however, it's always too much... and you inevitably end up with a box of stale donuts a few days later. Instead of trying to power through them (and make yourself sick in the process), a new po ...more

A little cooking mistake can lead to tough meat, spoiled food, and even a bacterial explosion in your kitchen if you're not careful. These five simple, easy-to-fix kitchen mistakes are some of the most commonly made in households around the world. Luckily, you can correct thes ...more

Want to make your own DIY wall clock? Using just a drill, a craft knife, picture hangers, and a cheap clock kit, you can make your own creative and customized clock that will keep you on time and give some visually pleasing eye candy to your living space. With a little imagin ...more

Even if you've put aside your percolator and have gone the way of the pod coffeemaker, there are still dozens of ways to use your leftover coffee filters. Incredibly cheap, absorbent, and shaped with a ruffle, coffee filters are useful in the kitchen, garden, and around the ho ...more

The holiday season is here, and most people have already started counting down. Advent calendars are a very traditional way to keep track of how many days are left, but most of the ones you see are either boring, made for little kids, or just plain ugly. Want to make your cou ...more

Jake von Slatt of The Steampunk Workshop kept breaking the rear glass panel on his iPhone. So, he ended up making his own gorgeous replacement out of brass to replace the standard Apple logo ones who kept getting. The only problem was that it made his signal strength super wea ...more

Coffee mugs: nothing proliferates more quickly in my kitchen cabinets. People are always handing them out as gifts or as swag, plus I always seem to find a vintage model or two at a garage sale that I'm compelled to buy. I used to do a yearly purge of my excess muggage, but it ...more

Cast iron pans are a timeless treasure—they're an essential kitchen tool that will stand the test of time, and no home kitchen is complete without one. However, they do have a reputation for being difficult to care for... with arguments both for and against regular seasoning. ...more

Chicken breasts have gotten a bad rap. Dry, flavorless, boring... poor white meat gets no love, and dark meat gets all of the credit for being sinfully flavorful and delicious. But the truth is, even though chicken breasts are lower in fat and calories, they can also be incred ...more

Spills happen in the kitchen, and while every good cook knows to clean as you go, not every cook has an endless supply of cleaning materials. Besides, one spill can exhaust your entire stockpile of sponges, paper towels, and rags in a matter of minutes. Particularly egregious ...more

To prevent melted ice cream from leaking out of the pointy bottom of a cone, plug the hole up with a marshmallow before adding any ice cream on top. This will also give you a nice treat when you're almost finished, as the marshmallow will absorb some of the ice cream. Or, if ...more

Coca-Cola has unleashed a brilliant marketing campaign to celebrate the one year anniversary of their online Coca-Cola.FM radio in South America. In the latest issue of the popular Brazilian magazine, Capricho, the Coca-Cola advertisement literally turns the magazine into an i ...more

Next time you want to add plain ol' salt to your recipe, don't. Instead, use a delicious citrus herb salt, which will elevate the flavor of your dish more than salt by itself ever could. You can make lemon rosemary salt, orange cilantro salt—whatever flavor combos suit your t ...more

Let's set the scene: you're at home, it's late in the evening, and you have a hankering for those deliciously decadent chocolate-wrapped squares of ice cream goodness. You could drive to the store and pick up the usual pack of Klondike Bars in the ice cream aisle... or, you ca ...more

A trip to any grocery store's produce section will quickly reveal that bananas are often picked from the tree well before their prime—which is necessary for them to arrive at our local store without going bad. In fact, bananas are refrigerated en route to our supermarkets in o ...more

I always have several sheets of puff pastry in my freezer. It's unlike any other pastry dough: the layers of butter let out steam when the dough bakes (hence, the "puff" in puff pastry). The dough's flakiness perfectly compliments sweet and savory dishes, which makes it a tota ...more

Video: . Step by Step Video Step 1: Ingredients Needed You will need the following: 2.5 Cups of Flour 3/4 of Sugar 1/4 tsp of Salt 1 cup unsalted butter, room temp. 2 tsps of Vanilla Extract 2 Tbs cream cheese, room temp, Royal icing Bottle Cap Straw Step 2: Mixing Mix to ...more