Homemade Air Rockets

Snowflakes aren't much to look at during a storm, but when you look real close, you can see just how marvelous they really are. But winter is over and most of us can no longer enjoy the intricate nature of ice crystallization, unless you're sticking your head in your freezer. ...more

How about a laser? One that is strong enough to nudge debris out of earth orbit. That's what NASA contractor James Mason wants to do, and his lab simulations suggest that the idea is possible. Mason wants to use a 5kW ground-based laser and a ground-based 1.5 meter telescope t ...more

Well, Ol' Man Winter is upon us yet again, blasting us with his icy breath. When I was a kid, I loved wintertime because it meant the prospect of sledding, snowball fights & missed school days in which to enjoy both. Now that I'm 45, however, my attitude toward the season has ...more

They've been at it for a few years now, but the crazy group of amateur rocket scientists who call themselves Copenhagen Suborbitals have triumphed over adversity, successfully launching their DIY rocket nearly 2 miles into the sky last Friday. The privately funded, non-profit ...more

Balloons are fun, but the helium ones are always more entertaining. So today, we're going to learn how to make hydrogen gas by combining toilet bowl cleaner with aluminum foil. With hydrogen, you get the same lighter-than-air properties of helium, plus it will explode! Histori ...more

It's no secret that the Canon EOS 5D Mark II is being used in low-budget indie films, as well as big blockbuster movies from Hollywood. But it's also become a staple for television commercials. Geoff Fox has been a weather forecaster for over 28 years in Connecticut and can b ...more

LIFE magazine has posted a gallery of bizarrely wonderful old school scientific models. Don't miss the giant fetus or massive colon (double ew). Behold, science education before computers ruled our world. A girl scout leans in to take a closer look at an enclosed model of the ...more

Earlier this month, the U.S. Army agreed to drop quite a big chunk of change ($461m to be exact) on 423 M1117 Guardian Armored Security Vehicles (ASV), made by Textron Systems.  What makes the M1117 worth $461m of the army's budget? Well, a Hummer isn't capable of withstandin ...more

I finally got around to trying out another one of Will's mad science experiments and found out that this one was actually more satisfying (and less frustrating) than my slightly uncooperative jar jet. There's something very pleasing about making potassium nitrate at home in th ...more

WonderHowTo is made up of niche communities called Worlds. If you've yet to join one (or create your own), get a taste below of what's going on in the community. Check in every Wednesday for a roundup of new activities and projects. Thanks to all of our active moderators and ...more

WonderHowTo is made up of niche communities called Worlds. If you've yet to join one (or create your own), get a taste below of what's going on in the community. Check in every Wednesday for a roundup of new activities and projects. Thanks to all of our active moderators and ...more

Introduction to the Basics of Off-Camera Flash There are a lot of resources on the web for using your flash. For Nikon shooters, the Strobist and Joe McNally are the best resources. For Canon shooters, maybe Syl Arena is the best. It doesn’t matter because if you are a Canon ...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

WonderHowTo is made up of niche communities called Worlds. If you've yet to join one (or create your own), get a taste below of what's going on in the community. Check in every Wednesday for a roundup of new activities and projects. This week has been an exciting one. The com ...more

I love making my own printed circuit boards. It really gives a professional look to a finished project, and having all the design files means I can whip up another batch whenever I need to. However, when I need to make, say, three thousand swarmbots or fill an order for a doze ...more

Kick Ass Review Part 2: Gameplay and Design In the game, you can play as Kick Ass, Hit Girl, or Big Daddy. Each charater has a light and heavy attack that can be strung together into small combos. Each character also has three special attacks assigned to the Square, Triangle, ...more

If you're like me, you were disappointed when NASA cut their human space flight program. No longer could children and adults in dead-end jobs dream of someday walking on the surface of the Moon or drinking floating globules of water through a straw. Homo sapiens as a species a ...more

Cooking isn't something that interests me much, unless it results in a fast burning fuel and a successful rocket launch! WARNING: Ignition of an incendiary or explosive material may not be legal in your area, so check local laws before attempting. Use of this video content is ...more

Here's a technique I used to whip up a batch of super cheap and easy to make smoke flares! WARNING: Ignition of an incendiary or explosive material may not be legal in your area, so check local laws before attempting. Use of this video content is at your own risk. Video: . Th ...more

We always want to find more ways to help brilliantly lazy cooks make great-tasting food and save money and time in the process. Luckily, our Facebook fans are invaluable sources of information when it comes to getting cool tips, behind-the-scenes info, and more. We've already ...more

Back in the '80s, NASA and the Associated Landscape Contractors of America did a study where they discovered which houseplants were the most effective in purifying the air in space facilities. Though you may not be living in a rocket ship, you can definitely benefit from havin ...more

When I was in college, I invited a girl over for a date. It was a glorious spring day, and I thought it would be the perfect time to fire up the unused barbecue that had been sitting on my patio all school year. I prepped all the food, chilled all the beer, and then I realized ...more

Who doesn't enjoy sitting down to a nice dinner with a cocktail in hand? After a long day, a drink is a great way to unwind. Yet your favorite spirits can do more than just help you relax after work. By utilizing alcohol in the kitchen, you can enhance everything from how food ...more

This summer's going to be a hot one, so skip the water pistol this year and break out the big guns! In this project, I'll be showing you how to build a water balloon shotgun—a high-powered water balloon launcher that's capable of firing 17 water balloons at the same time! Vide ...more

Do not point this gun to other! Kids SHOULD NOT use the darts in this tutorial as the ammunition, you should only use soft things like the cotton head of the ear-cleaner stick! Step 1: Materials Preparing 1 empty dishwater bottle with the cap like this 1 empty glass cleaner ...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

If you've ever turned on an episode of Iron Chef or Top Chef, chances are you've seen a contestant in gloves and goggles, yielding a canister that looks far more fit for a chemistry lab than for a kitchen. Wonder what's in the canister? Liquid nitrogen, the go-to tool/ingredie ...more

Last week, I showed you why your refrigerator is one of the best tools in the kitchen when it comes to saving money and preserving food at its tastiest. But did you know your freezer is another underutilized ally in the cooking game? Chances are, you've been using your freeze ...more

Nikola Tesla is one of the most tragic figures in the history of science, a history that is practically filled to the brim with tragic figures. Francis Bacon, a 16th century philosopher and scientist, caught pneumonia and died because he was trying to stuff snow into a dead ch ...more

Under the rocket's red glare and the bombs bursting in air, the Statue of Liberty is swaying in celebration this Fourth of July thanks to Snapchat. On Thursday, Snapchat launched a new augmented reality experience to commemorate Independence Day for those at or in the vicinit ...more

There are plenty of things you can use at home to make your own rocket, like sugar, matchsticks, or even trash. They may not be as impressive as a real rocket, but they can still be a lot of fun. In this video, How To Lou shows how he made a high-flying water rocket out of som ...more

A stack of light-as-air pancakes can make a weekend morning truly golden. While fluffy pancakes may not seem like rocket science, the reality is that there are many little details that can contribute to a pancake fail that's either too dense or too crumbly. Luckily, there are ...more

It's easy to grab a box of pre-prepared microwave popcorn at the grocery store. Yet with so much salt, butter, and other unpronounceable ingredients, microwave popcorn can go from a healthy snack to a complicated one. Even if you resolve to pop your own popcorn with the minds ...more

Ever wondered what the inside of a burning rocket looks like? Well, thanks to Valve engineer Ben Krasnow, now we know. He built a homemade hybrid rocket engine that's see-through so you can actually watch how it works. And even though it's probably a really bad idea to try thi ...more

Fight me all you want, but it ain't a party without alcohol—whether it's a Halloween party, Christmas party, dinner party, or even a damn wedding. (If you think that people will stick around after dinner for a dry wedding, then you're sorely mistaken.) And while we'd all love ...more

Epic Games just released update v3.4 for Fortnite Battle Royale on all four platforms. This new version brings a number of UI changes, performance improvements, and bug fixes, but the addition that will get the most players excited is a new weapon: the Guided Missile. The Gui ...more

Think of the coolest, most unique way to create art that you can. Got it? Now think about creating that art out of living things. The American Society For Microbiology (ASM) holds an annual art contest, but it's no ordinary art they look for. The ASM looks for agar art, which ...more

Super Mario Bros. is one of the most renowned games in history. It helped resurrect a dying video game industry in the mid-'80s and still remains one of the best-selling video games of all time—one reason why the new NES Classic Edition is so popular and impossible to get thes ...more

When a craving for crunchy tacos hits, it's undeniable. Don't Miss: Everything You Know About Microwave Ovens Is a Lie Normally, you'd head to the store to get your fix. But store-bought taco shells get stale too quickly, and, more often than not, they're broken when you fi ...more

Baking used to be a fun, relaxing hobby and a way to make treats for friends and family. These days, this hobby has become a creative battleground among out-of-work graphic designers with Pinterest accounts. People everywhere are now upping their baking game by adding interest ...more

We've told you how a rice cooker can work as a DIY sous vide machine and make amazing risotto the lazy way, but did you know that it can also make pancakes, bread, mashed potatoes, and poached fruit? Rice Cooker Pancakes Of course, when we say "pancake," it's more like a lit ...more

When I think about about concrete, I usually picture a bunch of hairy bros whistling at attractive women walking across the street from their worksite. Have I ever actually witnessed this? Not really. That's just what comes to mind. But concrete isn't just material used on si ...more

With the nation facing a shortage of ventilators for COVID-19 patients and no apparent ramp-up in the production of new ones, engineers, medical resistents, and do-it-yourselfers are sharing plans for homemade versions. But before you go online to start ordering parts for any ...more

I scream, you scream, we all scream for ice cream. It's a universally loved treat that seems to make everyone who eats it giddy. However, there are two downsides to ice cream, in my opinion. First, it's hard to make at home, and good quality ice cream can be expensive. Second ...more

A friend of mine is a classically trained chef, and she often invites me over to her house to eat whatever goodies she has concocted. A few years ago I asked her the cliché question that every chef is sick of answering: "What's your favorite food?" I was expecting something e ...more

While most kids his age are busy playing Fortnite, 11-year-old Yumo Soerianto is developing augmented reality games. Kids like Soerianto are the future of the augmented reality field — they'll likely be coming into their own as professional developers right as AR technologies ...more