Charge Car Battery with Arc Welder

Stuck behind bars? Held hostage by a guy with a flamethrower? Thanks to the wise and resourceful 80s secret agent MacGyver, these problems can be resolved by a car battery, two coins and some jumper cable. Sound absurd? Did you see this year's Superbowl MacGruber Pepsi ad? Ma ...more

Can you really make an explosive from salt, sugar and weed killer? Does glycerol and water actually recover text from burnt paper? Is it possible to develop film with a first aid kit and some orange juice? MacGyver says yes. Want to know more of MacGyver's ingenious household ...more

Got a screw loose? Don't worry. We all do. This handy tutorial will keep any screw secured to any screwdriver. This method of magnetization uses a copper wire and a car battery. This is much more effective than simply rubbing a screwdriver with a magnet. It also holds the ma ...more

In the following video, I demonstrate how to create a device capable of charging the body of anyone who wears it with static electricity, allowing a powerful shock to be discharged into anything that is touched. This grants the wearer the ability to do some pretty amazing thin ...more

Apple's iOS 14 is here. With it, you'll see over 200 new features and changes hit your iPhone, including home screen widgets, inline replies in Messages, and cycling routes in Maps. Here's how you can get your hands on the brand new update. Apple released iOS 14 to compatible ...more

Apple just seeded developers and public beta testers the GM (golden master) for iOS 14 on Tuesday, Sept 15. The update (18A373) comes just after Apple's "Time Flies" event, and six days after Apple released iOS 14 beta 8 for both developers and public testers. Apple released ...more

We've all been there before: We're in a hurry to get somewhere (often in bad weather), so we get in the car, turn the key in the ignition and.....WHUH! WHUH! WHUH! The darned battery is dead! After a stream of choice expletives (that is, if you're anything like me....;o)), we ...more

If you're like me, you were always jealous of the kids with rich parents who got to ride around in their own Power Wheels cars. Now that I am tall enough to sell my body and time, I find myself attaining childhood dreams like buying my own Power Wheels car. I would not have ch ...more

Don't drink it all. When your battery is dead, add wine. Now, thanks to video creator Kipkay, we learn a very unconventional hack. The acid in the red wine reacts with the acid in the battery to give it just enough of a boost to start the car. Sounds like we should start pack ...more

When the power goes out, having the ability to contact others becomes extremely important, and your cell phone can be one of the most important tools to have. But if the power is out for an extended period of time, battery life becomes a constant problem. Without the ability ...more

In the perpetual search for a renewable and convenient energy source, our bacterial friends have once again stolen the limelight. Since bacteria multiply so fast, they are the ultimate renewable resource. And since they are living organisms, their metabolism produces by-produ ...more

Once the laughing-stock of the navigation app market, Apple Maps is now a powerful, reliable travel companion. Apple rebuilt the platform from the ground up, placing the app in league with Google Maps. That said, there's always room for improvement, as demonstrated by its impr ...more

Every state has begun reopening in some capacity. While there are important steps for everyone to get back to work and begin socializing, precautions will be in place for some time, especially with an expected second wave coming this fall. The virus is not over. Keeping yours ...more

When it comes to squeezing as much battery life as possible out of our smartphones, most people aim for software solutions, or ones that can otherwise be easily managed right from the touchscreen. Managing Wi-Fi and data connections, fine-tuning screen brightness, and install ...more

First off, don't be frustrated. YOU CAN DO IT! Contrary to the message in the image above, it's NOT over. It's just beginning. And when it comes to solving the New York Times crossword puzzle, the old cliche does apply: practice makes perfect. I've read quite a few books and ...more

Written by JD Coverly of WonderHowTo World, LoadSave:We've spent the last week with Sprint's new phone, the HTC Evo 4G. Specification wise, it's better than Verizon's Incredible and T-Mobile's HD2. Apple has unveiled the new version of their phone this week and thankfully it's ...more

Spent the weekend with Sprint's new phone, the HTC Evo G4. Specification wise, it's better than Verizon's Incredible and T-Mobile's HD2. Apple will be announcing the new version of their phone this week. If it's comparable to leaked phone shown over at Gizmodo, then to say whi ...more

Before you go running off to the Apple store, you may want to educate yourself. DVICE is kind enough to compile the 20 biggest complaints about the iPad from a whole slew of reviewers. 1. Upscaling makes old iPhone/iPod Touch apps ugly. "Here's the problem: It looks terrible ...more

An iPhone-controlled drone unveiled at the recently held CES is expected to revolutionize the world of video gaming. Called the AR.Drone (AR stands for augmented reality), this new product will literally bring video games to the streets. Via Daily Mail, "The flying saucer-li ...more

The last iOS software update was a modest one, but iOS 17.4 has a lot more for your iPhone, including changes to emoji, Podcasts, security, Safari, widgets, Apple Cash, CarPlay, and more. Many of the exciting changes in iOS 17.4, as well as iPadOS 17.4, apply to users in the ...more

If you're in the market for a new smartphone and want nothing but the best of the best, now's the time to act. Some of the greatest phones money can buy are being released as we speak, while others are still in their prime and will continue to be for most of 2024. Whether you ...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

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

The new iOS 14 for iPhone arrived Wednesday, Sept. 15, 2020, alongside iPadOS 14, and there are a lot of features to uncover. Improved widgets. Better home screen customization. Exciting Messages improvements. New abilities in Camera and Photos. There's so much here that it'll ...more

As sheltering at home orders ease up, we still have to remain respectful of social distancing. Camping is one of your best options. You'll avoid the crowded beaches and trails while still soaking up nature. Right now we can all use some fresh air and sunshine. The last thing ...more

So far, iOS 13's major point updates have all been pretty exciting for iPhone. We've seen iOS 13.1, 13.2, and 13.3 come and go, offering more than 60 new features and changes combined to that very first version of iOS 13. While iOS 13.3.1 was a minor update, its successor, iOS ...more

One of my favorite perks of this job is the opportunity to try out all the big flagship phones each year. Whether it's rating their suitability for a particular use-case or just entering their specs into our comparison tool, we have to get our hands on all major phones release ...more

2019 has been a great year for smartphone batteries. Several phones have topped the 5,000 mAh threshold, and Apple finally went all in on 18 W USB PD charging, which means millions of new users are finally taking advantage of fast charging. All of this gets even better when yo ...more

Smartphones are vital travel companions. While you're on the go, they connect you with loved ones back home, help you find tickets and passes for tourist attractions, and make it easy to find your way through foreign roads — but even the most powerful smartphone could use help ...more

With MP3 players all but dead, phones are now the dominant portable music devices. While smartphones have gotten better at this task over the years, they do have some glaring limitations when it comes to music. On the bright side, we can use these limitations to help find the ...more

Those going on crazy off-road adventures, taking their inspiration from various SUV commercials, are likely to encounter many unexpected, all-terrain dangers. Automaker Mitsubishi is ready to put those dangers in the foreground with augmented reality warnings on a heads-up-di ...more

So, someone on your shopping list has an iPhone. Lucky for you, Apple's line of smartphones are practically made for accessories. From AirPods to adapters, there's something for every iPhone user in your life. Are you feeling overwhelmed by the options? You've come to the righ ...more

It's new phone season — new handsets are releasing every few weeks, we're seeing endless software updates, and the holidays are right around the corner. We asked our tech-obsessed writers and editors to give us the lowdown on their must-have accessories when they splurge on a ...more

For many of us, our work phone and our personal phone are one and the same. Just any old phone isn't going to cut it when you need to meet a deadline — a phone with built-in features that make it easier to get things done is almost a must. For this article, we defined product ...more

The fifth annual Amazon Prime Day is upon us. Starting July 15, Amazon will offer thousands of deals on products across its site, kicking off at 3 a.m. EDT. This year, it will only run for 48 hours, so you have even less time to act. To save you some of that time, we made a li ...more

Over the past decade, Marvel Studios has been a dominant force at the box office, raking in more than $21 billion dollars. Averaged out over that span of time, the yearly earnings of those movies outweigh the gross domestic product of some countries. And while those films hav ...more

Smartphones are now indispensable when traveling. Domestic and overseas travel alike require food, navigation, translation, and so much more to make work or vacation successful. Gone are the days of lugging multiple tourist books around with you everywhere you go — you need to ...more

Planning a vacation overseas can sometimes feel overwhelming with the number of things you need to remember before heading out. Since smartphones keep us connected at all times, it's essential that you have everything you need here as well. Unexpected events can arise while on ...more

Rooting. As an Android user, I'm sure you've heard the word once or twice. According to Kaspersky, 7.6% of all Android users root — but for the 92.4% who don't, we wanted to talk to you. Rooting allows you to remove barriers and open Android to a level of unprecedented contro ...more

You can feel it in your bones. You may die if you don't get this phone. There's just one problem — the price. Suddenly, you come across what seems like manna from heaven. That very device, at a deeply discounted rate, can be yours. The only thing that makes you pause is that ...more

Whether you're in high school or college, you no doubt will have your iPhone in your pocket all day long. To make your iPhone last the whole time and even help you out with your studies, these are the accessories you'll want to get your hands on. You might not think you need ...more

After years of struggling, it appears BlackBerry has finally figured out how to update its iconic design for modern times. The BlackBerry KEY2 pays homage to past devices such as the Bold 9000 while adapting to modern times with the Android OS. The result is a device that migh ...more

Starting in October, many Nexus 6P users have been experiencing a bug that causes their phone to completely shut down, even though there was 20% or more battery life remaining. At first, it was thought to be a direct result of the recent Android Nougat update, but a combinatio ...more

Apple caught a lot of flak for removing the headphone jack in their iPhone 7 models, but they definitely got the last laugh when preorders with a delivery date of September 16 sold out within minutes. Headphone jack or not, the iPhone 7 and 7 Plus are still highly desirable pr ...more

Not all smartphone chargers put out the same amount of current. The adapter in your car probably charges your phone a lot slower than the one plugged in at your bedside, and if you use wireless charging, it may be a bit slower still. Even considering the variance in listed am ...more

There are plenty of times when we need to charge our phones but don't have access to electricity. Whether the power is out do to storms, you're camping and run out of juice, or you're in a Tom-Hanks-like Castaway situation, it's important to have a charged phone in case of an ...more

It seems that Apple is taking a page from Google's book with their new "Hey, Siri" voice activation feature in iOS 8. This feature mimics the one found in Google Now, the voice-activated intelligent personal assistant available to just about all Android users. Apple's version ...more

It's one hell of a device, but the Samsung Galaxy S5 is still susceptible to the many hazards that other smartphones are prone to: theft, cracked screens, poor battery life, and particularly, overheating. If your Galaxy S5 is burning a hole in your pocket—and it's not from yo ...more