As glorious as a good drink (or five) can be, the aftermath of alcohol on the body is one of life's least enjoyable features. A few hours of fun can come at the expense of a day or two of feeling dead to the world, with an upset stomach, an aching body, and a headache that mak ...more
You've just picked up your new Samsung Galaxy S20, S20+, or S20 Ultra — but wait. After you turn it on and restore your data, there a few apps you should install to get the most out of your updated phone. Installing these eight apps right away will help maximize your experienc ...more
Bored in your cubicle all day? It's time for helicopter wars! This video shows you how to make a fun and simple helicopter out of some basic office supplies. The materials you will need are: a big paper clip, a smaller paper clip, a large aluminum can (such as from Rockstar or ...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
Coffee is a topic that everyone has a strong opinion about, especially when it comes to brewing the perfect cup. Even if you buy the best beans and grind them yourself, chances are you're skipping one necessary step to make sure your coffee tastes the best it can: cleaning you ...more
Move over NASA— SpaceX is taking over. Well, not really. But today, the privately funded spacecraft company broke all expectations when their Dragon capsule fell to a soft landing in the Pacific Ocean, completing an undoubtedly successful demo flight of nearly two full trips ...more
The next time you're feeling tired and stressed out, pull down on your earlobes firmly for a few seconds, or apply firm pressure to the indentation on your nose bridge between your eyebrows using your thumb for several minutes while breathing deeply. Sometimes a little acupres ...more
Yes, screen savers are fun to look at for a few seconds, but those animations actually used to serve a purpose beyond simple entertainment. In older CRT and plasma monitors, and even newer OLED ones, leaving a static image on the screen for an extended period of time could cr ...more
With the recent launch of the LG V30 and the Pixel 2 XL, LG has reintroduced the world to POLED. This display tech was showcased at CES 2015 and billed as a rival to Samsung's AMOLED displays, then promptly disappeared from the market for two years. But now that two of the big ...more
In my second article of the laser weapon series (see the first part here on CO2 lasers), I'll be expanding on the potential of pulsed lasers. I'm sure most everyone has seen those green and red laser pulses on Star Wars. Theoretically, those lasers could be built using a conc ...more
Just when you begin to doubt the future of humanity, advances in ice cream scooping science continue to develop. Yumi showed you some super-cool ice cream hacks just in time for summer, and we've already discussed how to use a knife to slice ice cream when it's too hard to sco ...more
If you ever find yourself in a car that's submerged under water, your first instinct should be to try and open either the window or the door in the first few seconds of touching water. Unfortunately, if you wait any longer than that, the lopsided ambient water pressure subject ...more
If you're breaking a sweat in the summer heat, but not trying to break the bank, this dead simple trick will show you how to make your own air conditioner for under ten bucks. Video: . What You'll Need 1 styrofoam cooler 2 dryer vents 1 small fan you've probably got lying aro ...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
Welcome back, my hacker apprentices! In recent weeks, the revelation that the NSA has been spying on all of us has many people up in arms. I guess I take it all in stride as I just assume that the NSA is spying on all of us—all of the time. Don't get me wrong, I don't condone ...more
How do I get rid of these zits?! Whether its pimples, blackheads, or whiteheads, the name is the same, and the name is acne. If you have acne, you are not alone. According to the American Academy of Dermatology, about 50 million people are impacted by acne vulgaris each year. ...more
Suffering from high energy costs or simply looking to live in a more environmentally sustainable fashion? In this video tutorial, you'll find instructions for building your own wind generator using simple hand tools. For more, as well as step-by-step instructions to building a ...more
If you're anything like me, your day doesn't start until you've sloughed away your grogginess with a scalding hot shower. That perfectly-heated water can clear stuffed sinuses, relax the muscles, and make pretty much anyone feel squeaky clean. However, a cold shower can do eve ...more
It hasn't been long since Apple released iOS 16.0 with over 350 new features, but iOS 16.1 just came out with even more cool updates for your iPhone. While some of the recent upgrades were expected, others are somewhat surprising — and there's even one that you may not even th ...more
How many of us actually drink enough water? It's one of the easiest ways to improve your health, but most people don't get nearly as much as they should. We've grown so accustomed to soda, coffee, and sugary juices that water just seems bland by comparison. That's why drinks l ...more
I'm sure most everyone has some kind of fluorescent light source in their home; those long white tubes that emit a bright white light when turned on, or maybe a few of the CFL power-saver bulbs. These bulbs actually require very little "power" (i.e. a high voltage:almost no cu ...more
The rocket stove, invented by Dr. Larry Winiarski, was developed to require much less cooking fuel than a traditional stove. The rocket stove also emits less dangerously, as most of the energy burned turns into heat. To build this rocket stove, you will need sheet metal or a 5 ...more
A young child becomes very thirsty very often and seems tired all the time. A visit to the pediatrician determines she has type 1 diabetes. The onset of type 1 diabetes may seem sudden, and it can be, but the disease may actually have been triggered by common childhood viruses ...more
The first thing I do when I wake up in the morning is run to the kitchen to make coffee, and I know I'm not the only one. According to a survey by the National Coffee Association (yes, there's such a thing), 83% of Americans drink coffee, and I'd bet most of that consumption h ...more
Apple's MacBook line of laptops is quite famous for their extensive battery life, thanks to various technologies that Apple has utilized. However, all things must pass, and over time your MacBook's battery will degrade. Certain use scenarios can accelerate the degradation of t ...more
Once you've reached an age where sparklers are no longer fun, it's time to upgrade to science and steel wool. It may be basic chemistry, but as you'll see in the video, simplicity can amaze more than complexity, as well as create some really impressive fireworks that are perfe ...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
Canary tokens are customizable tracking links useful for learning about who is clicking on a link and where it's being shared. Thanks to the way many apps fetch a URL preview for links shared in private chats, canary tokens can even phone home when someone checks a private cha ...more
Out of all the questions that we receive from our readers and viewers here at Gadget Hacks, the most frequently asked one is "What wallpaper is that?" On occasion, our wallpapers may be personal or images from the web, but for the most part, they come from dedicated wallpaper ...more
It's not easy staying fit and healthy these days with addicting phones, oversized portions, and long workdays, to name just a few things. To succeed, it takes work, commitment, and an understanding of your mind and body — and your iPhone can help you with some of that. While A ...more
Leaving your computer unattended, whether at home, work, or a coffee shop, even for just a short while, is enough time for someone to steal it or look at your personal files. While there are ways to deter thieves, it's a little harder to keep snoops away. You could put your c ...more
This sounds a little crazy, and it is—in a good way. Cooking food in the dishwasher while it cleans your dishes multitasks your appliance and saves time and energy. And who doesn't want to spend less time over a hot stove? How Dishwasher Cooking Works Most dishwashers wash on ...more
OuijaFreak shows viewers how to use a Ouija Board alone! First, you need to gently set the pointer on the board. Next, place your hands very lightly on the pointer. You'll want to be barely touching the pointer. Hold your wrists up and keep your hand off the table. Your hands ...more
Maybe not water per-se, but with this simple technique you can turn one of the most abundant materials on earth into a highly explosive gas. WARNING: Ignition of an incendiary or explosive material may not be legal in your area, so check local laws before attempting. Use of t ...more
So your mom may have told you not to spoil your appetite with that chocolate chip cookie you were eating before dinner, but did you ever think about what that energy drink your sipping on looks like in terms of its sugar content? The article "20 Worst Drinks in America" takes ...more
Oh, LifeHacker, we love you. You've brought us so many handy HowTo's: Hack Wireless Internet, Bypass Blocked Websites, Convert a Laptop Into a Projector, Watch TV & Movies on the Web For Free, 10 Must-Know Google Privacy Settings, and more. And now, another great one: LifeHac ...more
While certainly faster than writing by hand, manually typing passages from a book or document can be slow and frustrating. But thanks to Google Assistant, this is no longer the case. Whether you need to quote text for an essay or need to win an online argument, all you need to ...more
Greek yogurt has always been in my regular snack rotation. Packed with more protein than plain yogurt, it fills me up and stabilizes my energy with its low levels of carbohydrates and sugar. I have always tended to go the sweeter route, adding berries, honey, and coconut flak ...more
Apple has four iPhone models for the remaining months of 2020, but the most impressive ones are the iPhone 12 Pro and iPhone 12 Pro Max. While the iPhone 12 and iPhone 12 mini are great smartphones, the "Pro" models offer more advanced features, especially for photographers an ...more
One way to increase production in tomato plants is pruning. Pruning your tomato plants will decrease the amount of energy needed for leaf production and increase the amount of energy that goes into your tomato, which provides a a larger and better tasting tomato. Trimming off ...more
In the case of Apple Watch v. Fitbit, the winner comes down to the judge at hand. Apple currently offers two smartwatches — the Series 5 and the Series 3 — while Fitbit offers three models — the Fitbit Versa 2, Fitbit Ionic, and Fitbit Versa Lite. Whatever your assumptions abo ...more
You must have seen some expensive mp3 players and CD players which have LEDs fixed on them and they dance to the tune looking really pretty. Imagine you could make your own LEDs and configure them to dance to Daft Punk or Swedish House Mafia. I’m going to tell you how it can ...more
Your favorite device is running low on juice and needs a couple new AA batteries—and with a quickness. You run to the store and grab the first pack of AAs you see. But should you? There's tons of options available, so which make and model gives you the most power per dollar? ...more
Clumsiness is the great equalizer when it comes to smartphones — it makes no distinction between the most expensive flagship handset and cheaper mid-range models. A hard drop onto pavement will usually result in a shattered screen, regardless of how pricey your device is. And ...more
What's a penny worth these days? Not much. But could there be some free energy hidden inside your spare pennies? You'd be surprised! See how I hack together stacks of pennies into makeshift batteries that can drive small-current devices like LEDs and calculators. Video: . You' ...more
If you were holding out on an iPhone X but still haven't bit the bullet on the $1,000+ price tag, it may be because you're not sure how it will feel in your hands compared to the iPhone 8 or iPhone 8 Plus, which are pretty much the same size as the last three iPhone models you ...more
I'm back with the third part to my laser weapon series (see part one and two), and I'll be explaining the function, application, and potential of semiconductor lasers, aka laser diodes. Surely, most of you have used a laser pointer at some point. Whether purchased at a dollar ...more
Are you looking to build a cool home science experiement? Why not try out a Stirling engine? Wait, what IS a stirling engine? Well... a Stirling engine is a heat engine operating by cyclic compression and expansion of air or other gas, the working fluid, at different temperatu ...more
So much information exists online that it's easy to get lost in data while researching. Understanding the bigger picture can take a lot of time and energy, but narrowing the question to one that's easy to answer is the first step of any investigation. That's why analysts use o ...more
In this series on weaponized lasers, I'll be exploring the function, operation, strength and building instructions for three basic laser weapons; CO2, Diode, and Flashlamp. These laser types are just a few of many, selected because of their simplicity and basic construction (d ...more
Staying cool in the summer heat sometimes feels like it takes all the energy in the world. But what about a fan using no-cost electrical energy? If you're looking to keep cool during a power outage, or if you don't want to break the bank by running your DIY air conditioner all ...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
See how to make a simple bifilar coil for the Bedini motor, otherwise called the SSG or schoolgirl motor. The Bedini motor can create some free energy. Watch this video tutorial and learn how to build a coil for the Bedini motor.
For most Americans, the bane of the hangover is typically remedied by lots of water, painkillers, greasy food, and a day wasted on the couch. But if you're tired of potato chips and fried eggs, perhaps it's time you enter unfamiliar territory. Below, a combination of unorthodo ...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
For lazy children, winter snow means snowball fights, snowmen and snow days. For lazy homeowners, it can mean leaky roofs and costly repairs. Fortunately, where snowy roofs are concerned, a little bit of preventative maintenance can go a long way. As you're probably already w ...more
Security researcher Samy Kamkar, best known for his MySpace Worm, and most recently for his online calculator that can help you crack any Master Lock combination, is at it again. This time he's figured out how to break into security doors that have a motion-sensing egress syst ...more
If you don't know, an alternator is a pretty big part when it comes to a car. If you don't know what it does, an alternator basically converts mechanical energy into electrical energy for your car to use. If you need to know how to fix it or repair it, this tutorial should hel ...more
Bikes are a great form of transportation. They use human energy more efficiently than any other machine. You can keep it in your closet or hallway. You can even take it on the train in a pinch. However, this portability is also the bike's biggest draw back. If you own a bike i ...more
Apple likes to make their products simple. However, sometimes that simplicity leads to a confusing user-experience. Take the Apple TV, for example. How do you turn it off? Just press the power button, right? Sorry, there is no power button. Okay, so it's like an iPhone and has ...more