Have you got the balls for this experiment? You'll need at least 4; a basketball, tennis ball, squash ball and simple rubber ball. With these in hand, Mr. G will show you how to experiment with potential and kinetic energy while launching these suckers nearly into outer space. ...more
An electrophorus is a type of capacitor that generates electrostatic energy. Most of you probably know this force as static electricity, the domain of door handles and polyester shirts. It can be used for all sorts of other fun science experiments though, and this video will s ...more
This science video demonstrates how to construct a model windmill and then calculate its power output. This tutorial also includes a discussion of Energy, Work, Power, Joules and Watts. If you know anything about electricity, you'll be fine with this science experiment. If you ...more
Make a reusable glow stick, glow-in-the-dark-style! Imagine, you'll never have to buy one of those ChemLite's again, because you can reuse this homemade glow stick over and over again. This video tutorial will show you how to make a permanent, reusable glow stick. The material ...more
Watch this science video tutorial from Nurd Rage on how to make a lithium thionyl chloride battery, which is capable of generating 2.8v with enough current to power a LED. Warning: Thionyl Chloride is EXTREMELY toxic and this experiment must be performed in a fumehood by an e ...more
One of the most famous and repeated chemistry experiments involves money. Some would say this is more of a trick than an experiment, but you can be the judge of that. No one can just turn pennies into silver or gold coins, but someone with a few chemicals can. So, if you want ...more
When it comes to working with people, the photographer can face quite a challenge. Everyone has a mind of their own, and with these few tips you will know how to advise your subject so they look fantastic in a picture. Join Erin Manning, professional photographer, as she shows ...more
Introducing the National Ignition Facility. Not only is the name curiously amazing (a facility designated for the act of … combustion?), but it also happens to house the largest, most high energy laser in the world. Why would they create such a thing? To create a miniature sta ...more
Ian uses round magnets, pencil, clay and glass slide to work his magic science experiment. Magentic levitation is said to be a solution for energy costs of trains because it cuts down friction and creates what is mythically regarded as a perpetual energy motor. This is an inte ...more
Conduct a floating cans experiment with tips on how to do this amazing science experiment. Make sure to fill up your bath to see if pop and energy drinks can float. Enjoy this how-to video.
Eddy Currents are little circles of electricity created when metals are moved by magnets or even when magnets are moved by metals. To understand this practically take a regular piece of cardboard and drop it in between a horse shoe magnet. It drops normally with out being effe ...more
VieDo expert Alan Puccinelli shows us how to make your own battery with a simple lemon. You might think it's impossible, but if you follow the instructions in this tutorial, you will find out that it is actually really simple. The video gives you a lot of information about ele ...more
This experiment uses a ballistic pendulum to determine the launch velocity of a metal ball. This is compared to a measurement of the launch velocity found using projectile motion. You may wish to emphasize why energy is not conserved in the initial impact of the ball into the ...more
The term "Thermite" refers to the mixture of aluminum and ferric oxide used in this experiment. It is sold commercially and is used for such applications as railroad welding and incendiary bombs. Rust and aluminum are combined and ignited with a magnesium ribbon. Molten iron ...more
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
The video starts with the presenter explaining that he will be talking about harmonic oscillators, not the harmony of anything in sound, but something that moves back and forth in roughly the same speed back and forth. He explains this with a metronome. Shifting the weight up ...more
While the concepts of molecule interaction, zero force and energy states might be a little beyond an elementary school science fair's scope, the basic idea of water's capabilities and naturally prepared access to animals and insects that rely on it as a habitat is certainly wo ...more
As some of you Mad Science readers will remember, we recently covered the separation of water into hydrogen and oxygen using electrolysis. Passing a current through water can rend it apart, but we can also recombine that oxygen and hydrogen to make electricity! This is the pri ...more
Innovative or downright frightening? Popsci examines five of the world's scariest science experiments-in-progress. Suitcase Nukes "Scientists are trying to develop pure-fusion reactions—bursts that don’t require uranium or plutonium to ignite—for clean energy. But they could ...more
After his fall from Asgard into space, the Asgardian Loki meets the Other, the leader of a warmongering alien race known as the Chitauri. In exchange for retrieving the Tesseract,2 a powerful energy source of unknown potential, the Other promises Loki a Chitauri army with whic ...more
In this article, I'll be covering Triggers and Coils, part two of the series (see part one here). Generally, a simple EMP generator consists of four components; a capacitor, a transformer, a trigger and a coil of copper wire. The transformer component can be varied, but the co ...more
In this article, I'll show you how to built a Wireless Transfer of Energy Transmitter. Simply put, this device will send electricity to a florescent light bulb and light it up, from up to three feet. The idea originally (at least, prominently) came from Nikola Tesla (read more ...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
In this article, I'll show you how to build a simplistic circuit to generate negative ions. Negative ions have been known to contribute to fresher air, happier mood, and general health benefits. However, they also look amazing in the dark (check out the photos below, purple pl ...more
Welcome to Minecraft World! Check out our advanced tutorials and come play with us on our free server. There's no better way to get around, either for recreation or labor, than the minecart. Minecarts can make a laborious job simple and a boring house fun. Minecarts are much ...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
In this video, I will show you how to make copper glow red hot with the catalytic oxidation of acetone. For this science experiment, we'll just need some acetone, copper wire, and a flame source to initially heat the copper coil we'll make. Video: . Materials Needed Pure acet ...more
Why can't Thanksgiving be a celebration of fireworks, too? This year, it can be with an innocent looking pumpkin pie that erupts an insane fountain of flames and fire! In fact, the pie filling is actually a flammable mixture of sugar and potassium nitrate, which was made usin ...more
Most of us have conducted an investigatory science project without even knowing it, or at least without knowing that's what it was called. Most science experiments performed, from elementary to high school students and all the way up to professional scientists, are investigato ...more
The International Space Station is a habitable man-made satellite currently in orbit around the Earth. Launched in 1998, the ISS is used mainly as a microgravity and space environment research laboratory where astronauts perform experiments in large variety of fields, includin ...more
When subjects are asked to watch a movie and not display emotions (say, a comedy without laughing, or a tearjerker without crying), they evidently use up glucose in particular areas of their brain in a way that subjects who are free to react however they want do not. This lea ...more
While some in the augmented reality space are tweeting about future amazing immersive experiences and others are showing off cool experiments, Microsoft continues to move forward with tangible business solutions right now that show how the HoloLens can improve business. In th ...more
What Is Graphene? Graphene is a very thin layer of graphite. Graphite is made out of carbon (the mother of all elements), and is normally used in pencils. Graphite is also used for brake padding in larger vehicles, the batteries in laptops or portable gaming systems, and in t ...more
The price tag for the Microsoft HoloLens might be out of range for the average consumer's budget, but for enterprises, like BAE Systems, adopting the AR headset is yielding a return on the investment. And for those with even slimmer wallets, Best Buy just made the Lenovo Mirag ...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
Naps provide some serious mental and physical benefits, but not if they last too long or occur too late in the day. Ideally, you want to awake from a nap feeling alert and refreshed enough to attack the rest of your tasks with renewed zeal, but not energized to the point where ...more
True story: a friend of mine regularly started a fight with her boyfriend everyday at 4 p.m. Every day. This went on for years until he finally got the bright idea of shoving a granola bar at her the minute she came home from work. Shazam! The fights were a thing of the past. ...more
I'm sure I'm not the only one on here that has googled "Why am I always tired?"... and I'm definitely not alone when I say that all of the advice I've found so far is useless: Go to bed early. (Wow, you think?) Don't skip meals. (Real talk: if I skip meals, it's under extreme ...more
The mere mention of "cupcake" conjures up visions of frosting-topped treats served to partygoers and birthday-havers by the dozens. After all, how many cupcake pans have you seen with less than 12 spots? Sixers are fairly common, yes, but what if you just want to bake one or t ...more
Turning your oven on in the summer is just asking to convert your house into a sauna. No matter how badly you want to bake cookies during a heat wave, having to deal with the boost in temperature is a deterrent at best. However, this doesn't necessarily mean you have to go co ...more
Preparing and serving seafood can be a daunting task. Fish is so delicate that one extra minute of heat can turn a juicy, flaky filet into a dried-out disaster. But that same fragility also allows us to use unconventional methods to chemically transform the fish into its cooke ...more
It's a small but very real frustration: you want a chilled drink, but you open the freezer only to see nothing but empty ice trays. Fortunately, there's a simple way to make ice cubes quickly—use hot water. Yup, you read that correctly. Hot water freezes more rapidly than cold ...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
The bacteria in our gut — a community called the gut microbiome — have been in the spotlight a lot lately. What we're learning about how our intestinal bacteria adapt and grow with our bodies could help athletes perform better, according to researchers starting a company focus ...more
As researchers learn more and more about our intestinal bacteria—also called the gut microbiome—we're finding out that these microbes aren't just influencing our health and wellness, they're a useful tool for improving it, too. The bacteria in our intestinal tract must proper ...more
You just sat down, coffee in hand, and the day is ready to start. Now that you have taken a few sips, let me pose a question: What is living in that coffeemaker of yours? The answer might make you dump that coffee down the drain pronto. Extremophiles are rugged microbial indi ...more
When we were kids, snacks on-the-go or in our lunch box were often Kellogg's Nutri-Grain cereal bars. There were flavors like strawberry, blueberry, and our beloved apple-cinnamon. Don't Miss: Make These Easy Granola Bars with Only 2 Ingredients As we grew older, we realize ...more
Everything you thought you knew about cooking pasta is wrong. When I took cooking classes in Italy, they taught me to bring a large volume of salted water to a rolling boil, add a drop of olive oil so that the noodles wouldn't stick together, and wait several minutes until it ...more
Your smartphone is likely full of COVID-19 news and coronavirus panic. These are scary days, and there doesn't seem to be any end in sight. If you're having trouble coping with the stress and anxiety the virus brings with it, know that your iPhone or Android device can actuall ...more
Back when I worked in the music industry, I never imagined there would be a day that I'd be able to sit in a room surrounded by virtual album covers while listening to beats, but that day is really here. However, while Spotify's collaboration with Magic Leap is a welcome bit ...more
Andrew Mucci, a New Jersey-based vlogger who is also Social Media Coordinator at Sennheiser, likes to use Instagram not only as a platform for the brand but also as a place to experiment with content on his own account. Sennheiser, the German-based company that specializes in ...more
A few years ago I went hog-wild trying to achieve a zero-waste lifestyle. I didn't succeed, but the experiment taught me that we throw away things we could—and should—be using more. In ye olde days of our forefathers, people generally used every part of the animal in cooking. ...more
Eggs are incredibly important to cooks, and not just because they're tasty and a complete protein (many erratic genius/artist types make a point of eating an egg or two for breakfast). Yes, they are great when perfectly poached, scrambled, hard-boiled, and even scram-boiled, b ...more
Foodies and big-time chefs like Thomas Keller go crazy for fleur de sel. This finishing salt appears in fancy eateries and cookbooks the world over, and in the early 2000s, it was not uncommon to see diners in a high-end restaurant sprinkle a pinch of fleur de sel on their pla ...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
One could argue that, at least for the moment, software development is more important to the augmented reality experience than hardware. Since a viable augmented reality headset has yet to emerge for the broader, mainstream consumer market, currently, the same devices that mak ...more
Andre was enjoying the carefree life of a 12-year-old with his friends, riding his bike and playing sports, like all kids that age. Schoolwork wasn't hard for him, and his grades showed that. Then, the headaches began. He lost vision in one eye, symptoms that drove his famil ...more
If we were to assign a theme for the 2019 edition of the Next Reality 30 (NR30), it might be something along the lines of, "What have you done for me lately?" Many of the top names in the industry from the 2018 edition remain the same, but their positions have shuffled. The p ...more