Tornado in a Bottle Experiment

PopSci's Gray Matter explains how to "hack light", a simple project that calls for glow sticks, diagonal cutters and Drano. Here's the science behind it: "When you bend a light stick, you break open a glass ampule inside. Diphenyl oxalate in the ampule reacts with hydrogen pe ...more

Space is tight (not to mention expensive) in Hong Kong. What's the solution? Architect Gary Chang has come up with an ingenious design: a small, 344 sq. ft. "accordion" apartment that can transform into 24 different rooms, simply by employing the use of sliding panels and wall ...more

I finally got around to trying out this jam jar jet project. The most successful and longest lasting pulse was somehow the only one I did not record. You can imagine how frustrating that probably was, though my tenth and final attempt was nearly as satisfying. But even the fai ...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

Science-fiction writer Jules Verne predicted many scientific breakthroughs, including the moon landing, tasers, and nuclear submarines. In his 1874 book The Mysterious Island, Verne writes: I believe that water will one day be employed as fuel, that hydrogen and oxygen which ...more

If bourbon is a man's drink, what better flavor to infuse it with than bacon? The combination tastes just as delicious as it sounds—a smokey, salty aftertaste lingering after each sip of deep, rich bourbon. To infuse bourbon with bacon is simpler than it sounds. All you need ...more

Do not ever laugh or shrug off what medical bottles or boxes give you as side effects or warnings. All of the side effects and warnings are put on the medication for a purpose. Priapism is a topic we all laugh or giggle about but it is a very serious emergency problem. Warnin ...more

Etching your own circuit boards is tons of fun, but etching requires strong chemicals to dissolve the copper plating on blank circuit boards. The normal ferric chloride solution works well, but can be expensive and leaves permanent stains. Luckily, we can whip up our own etcha ...more

I love my laptop. It goes wherever I go. Unfortunately, that means that it also gets pretty grubby after a while. The screen gets dusty. The frame gets smudgy. The spaces between the keys fill up with crumbs of questionable origins. And my desktop? That thing is a dust bunny m ...more

Jezebel's back with another Beauty 101 (1, 2, 3), and this time the issue at hand is body odor. Everybody gets a little stinky from time to time (some more than others), but have no fear- there are solutions. Jezebel readers also address problems such as pit stains, excessive ...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

Meringues are a French and Swiss dessert made of whipped egg whites and sugar, and they are light, sweet, and crispy confections. To make traditional meringues, you beat egg whites into soft foamy peaks, and then keep whipping as you gradually add sugar until the peaks become ...more

Creating giant, reusable bubbles at home is easy, and it's a fun project for children. Just dump a whole bottle of non-toxic Elmer's Clear School Glue into a bowl, add fine glitter and watercolors (or food coloring), and slowly mix together Sta-Flo Liquid Starch to form a plia ...more

Have you ever seen water freeze instantly? This "Quick Clip" shows some of my personal experiences with making instant ice using a bottle of water supercooled in a freezer. Video: . To get this "instant ice" effect, I put unopened bottles of water in the freezer for anywhere b ...more

You can do a lot with liquid nitrogen, including freeze and shatter gummy bears, make homemade Dippin' Dots, and scare the crap out of your friends by dipping your hand in it! If you can't get your hands on any, you can even make it yourself. Or, if you want to try something a ...more

You can buy special utensils to do just about anything these days, and separating eggs is no exception. If you don't have (or want to buy) a fancy tool to do it, the classic method is simple—just crack the egg and transfer the yolk back and forth between the two halves. But ev ...more

You've made a bottle rocket (or ten) and a sparkler bomb, and now you want to put those empty plastic bottles to a new pyromaniacal use. With a little rubbing alcohol and a match, this video by io9's Esther Inglis-Arkell will show you how to make your own homemade rocket boost ...more

In this Quick Clip, I'll be showing you how a supercooled soda is transformed into a slushy "slurpee" in under 4 seconds. I was inspired to do this little soda trick by The Super Effect's video on YouTube from a few years ago. Video: . To get this effect, I put 4 bottles of 50 ...more

Need a way to prove your strength? Only superheroes have the power to tear metal, right? Wrong! Even the weakest nerds can shred metal with science on their side. Ripping through metal is easier than it sounds.  We have yet to discover a HowTo on getting your muscles into su ...more

Fans of The Walking Dead can now kill time until the series returns from its winter hiatus by raising walkers from the labels on bottles of wine influenced by the show. With the Living Wine Labels app for iOS or Android, fans can unlock augmented reality content embedded in l ...more

If you're a Febreze fanatic, you're well aware that the "odor eliminator" can be pretty pricey, and that's reason enough to stop buying it. There are cheaper ways to stop smells from invading your home, from using lemons to de-stink a litter box or garbage disposal, to using ...more

Apple's in-house music identification app Shazam has been quiet on the augmented reality front since officially joining Cupertino's finest last year, but a new promotion gives AR enthusiasts an occasion to raise a toast. Last week, Shackleton Whisky launched an augmented real ...more

Learning to make giant bubbles for this video has been the most fun I've had with a project in a long time. It's addicting to try to get them to grow bigger and bigger than the ones before. Since filming this video, my skill has improved tremendously and the bubbles you're abo ...more

Collodion—it's one of those things that you probably never heard of before, but have actually come across many times in life. It's used for all kinds of applications, from photography to special effects, and it even has a few medical uses. So, what exactly is collodion? Photo ...more

When Chan Mei Zhi Alcine chose her senior project, she thought outside the box by thinking inside the bottle. Along with a research team at her university, she found a way to combine health and enjoyment, while meeting a challenge not so definitively met before in alcoholic be ...more

In the ongoing search to find better ways to use antibiotics, an extract made from maple syrup has some surprisingly important medical benefits. As bacteria continue to outmaneuver antibiotics, our options for treating infections narrow. Plus, slimy bacterial communities call ...more

Cholera may be rare in the US, but cases of the disease have increased worldwide since 2005, particularly in Africa, southeast Asia, and Haiti. An estimated 3 to 5 million people are infected, and more than 100,000 die from the disease globally each year, mostly from dehydrati ...more

The cool tang and citrusy taste of a margarita in the summer is refreshing, to say the least. But when making margaritas at home, many of us opt for the ease of store-bought mix when it's actually really simple to make it instead. Homemade margarita mix tastes so much better ...more

When there's no more pickles in the pickle jar, most of you probably dump the remaining brine down the drain and recycle the bottle. While recycling is commendable, throwing out good pickle "juice" is not. You can use that leftover liquid in cocktails, bread, and potato salad ...more

One of my favorite things about cocktails is that they're so diverse. They can be sweet or savory, filling or refreshing. And they can take advantage of nearly any ingredient imaginable, including egg whites, smoked ice, flavor cubes, and even beer. As a card-carrying member ...more

Beef: it's what for dinner. And if you really like the taste of it, it can be what you season the rest of your dinner with, too. My favorite food hacks are the ones that not only make cooking easier or cooler, but more flavorful as well. That's why I was pretty excited when I ...more

We are living in a golden age of craft beers. Originally invented by the ancient Egyptians, every culture now has its own tastes regarding beer. The process of making beer is so multi-faceted, it's a miracle that any gets made at all. However, there are lots of steps along th ...more

Last week's tech roundup featured iPhone 6 clones, an all-in-one sleep tracker, Xbox One updates, and other cool gadgets. This week, there's a lot more to show off, and a bunch of stuff that I need to get my hands on! Everything from app updates to putting stickers on your fav ...more

In one of my previous articles, I showed off how to make water freeze into ice instantaneously. In this article, I'd like to elaborate on this, and show how a glass of water can turn to ice instantly on command. What exactly is this supernatural power? Discover the secrets to ...more

WonderHowTo is a how-to website made up of niche communities called Worlds, with topics ranging from Minecraft to science experiments to Scrabble and everything in-between. Check in every Wednesday evening for a roundup of user-run activities and how-to projects from the commu ...more

Whether you're a seasoned wine drinker or just beginning to explore the wondrous world of fermented grapes, finding fantastic wine on a budget isn't as difficult as one may think. With these 8 tips, you'll see how and why you need not shell out $45 to get a great-tasting, high ...more

I've cracked thousands of eggs in my life, yet I still usually mess up when I make my morning eggs. Sometimes I crack the egg to hard and end up leaving half of the white on the counter. Other times I don't crack the egg hard enough, and end up spending 20 seconds digging with ...more

One of the great joys of cooking is taking the most basic of foods and preparing them in new and exciting ways. About two years ago, my wife opened my eyes to a delicious staple of Indian and Moroccan cuisine that is made in a very elementary way, the preserved lemon. The lem ...more

The other day I was perusing my Instagram when I came upon a curious hashtag... #OnePotPasta. Intrigued, I investigated further and discovered a whole world that was previously unbeknownst to me. How was it possible, I asked myself, to cook pasta with all of the ingredients i ...more

Even if you're a good cook, sometimes home-cooked food just doesn't taste the same as it does in a restaurant. Of course, there are some utensils and appliances in a professional kitchen that the average person doesn't have access to, but it's not just about the tools. There ...more

During our high school years, one of us (hint: her name starts with a B) worked at Cold Stone Creamery. She loved working there, and from this love emerged a fascination with adding creative ingredients to plain ol' vanilla ice cream. We now keep this blank palate of frozen g ...more

Baking is one of life's greatest joys. There's something truly magical about taking a half a dozen humble ingredients, mixing them until they're an odd-colored sludge, tossing them into an oven, and watching them emerge as something elegant and delicious. One of my favorite t ...more

The world of spices can be bewildering. They promise to make your food more flavorful if you know how to make the most of them. Unless you know a couple of essential tricks, however, it just seems like you're adding bits of colored powder to your food. Most cooks buy a few bo ...more

We've reached the point in the trajectory of augmented reality's growth where AR advertising experiences are becoming commonplace tactics rather than rare experiments. Some of the more impressive examples of AR ads to emerge recently come from Hulu, Coinbase and Ray-Ban via S ...more

Chances are that you've been using your microwave just to nuke leftovers, but they can do so much more than heat up last night's dinner—microwaves can help you peel garlic more quickly, get more juice out of lemons, disinfect your kitchen, dry out herbs, give beauty products n ...more

When it comes to platform games on mobile, endless runners are some of the hardest to play since they can go on seemingly forever. There's always room for improvement since your goal is to beat your previous score (or someone else's high score). But which endless running games ...more

If there is one constant in currently available AR headsets, it's that, for a quality experience, they'll carry a high price tag. Price is one of the reasons these devices are mostly marketed towards enterprise customers for now. And that's the case with HoloLens 2, generally ...more