Battery Power Cell Phone Charger

The latest film addition in the American-produced Millennium series, The Girl in the Spider's Web, was just released on Blu-ray a few days ago. As you could expect, the movie has many hacking scenes throughout, just like the previous English and Swedish language movies centere ...more

So, your grandmother finally wants to ditch her flip phone for a shiny new smartphone? Congratulations. But helping her get used to her new device, even when it's an iPhone, is no small task. Grandma mastered checking her email in late-2012 and just recently learned there's a ...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

My first encounter with a phablet was late last year with the AT&T version of the Samsung Galaxy Note 2, having never touched or even seen its highly-acclaimed and pioneering predecessor. Initially, I was a bit overwhelmed by the enormous screen and taken aback by the dated st ...more

There's never been a better time for streaming videos on your phone. With so many options available (including a potential mobile-only Netflix tier) and so many new smartphones having large screens, there's a good chance you know someone who mainly use their phone for videos. ...more

Smartphone gaming continues to improve with ever sharper displays and raw processing power to deliver console-quality graphics right in the palm of your hands. Nonetheless, you still stand to improve the gaming experience on any phone by adding the right accessories to the mix ...more

Christmas is just one week before Jan. 1. That means a lot of New Year's resolutions filled with promises to better ourselves with increased productivity, focus, and work ethics — but getting started can be challenging. Give the people in your life a leg up this holiday season ...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

There's a lot more to your iPhone's dialer screen than just entering phone numbers and hitting the green call button. It's not very obvious, but there are secret codes that you can enter on the dialer to find out information about your device, help troubleshoot issues, and mas ...more

Samsung's lineup of Galaxy Note devices for 2020 include the specs-behemoth Galaxy Note 20 Ultra and the slightly more cost-effective Galaxy Note 20. Excuse the pun, but there's a lot to unpack here in terms of unique features and hardware. These are the first smartphones wit ...more

Advancements in technology have made it perfectly possible to make a short film or even an entire movie with your iPhone or Android — as long as you've got the right gear. Lenses, stabilizers, tripods, lighting, microphones, chargers, and cases can make the difference between ...more

A PirateBox creates a network that allows users to communicate wirelessly, connecting smartphones and laptops even when surrounding infrastructure has been disabled on purpose or destroyed in a disaster. Using a Raspberry Pi, we will make a wireless offline server that hosts f ...more

Apple's latest big software update includes an entirely new Apple app, a controversial change in the TV app, better Siri control, an improved Shortcuts app, interesting Safari upgrades, Apple Music Sing, and more. Keep reading to see what iOS 16.2 has to offer your iPhone. 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

Video: . Recycle your hard drive into a hidden flash memory device that only you know how to turn on and use in secret. This DIY hack project allows you to recycle your broken hard drives back to life and turn them into something useful. So far, this project has several funct ...more

What do you do when you've been wanting to take some awesome photos with your cell phone but can't seem to find a captivating subject? Well, whether or not you realize it, no matter where you go, you will always have a reliable subject to photograph—you! For this week's Phone ...more

Leaving your Wi-Fi radio "on" allows your smartphone to auto-connect to trusted wireless networks in lieu of using cellular data, but it also consumes battery power while it's constantly network hunting. If you forget to turn Wi-Fi off when you're on the go, expect a quick ba ...more

In this article, I'll show you how to make a glowing orb. The orb is a fun, round flashlight useful for lighting your path in a magical way. Consisting simply of LEDs, a tennis ball, a battery and a switch, it's a great simple project for beginners with electronics. Here's a v ...more

General Tips for Exercising in the Heat -Schedule workouts for the cooler times of the day. -Allow overweight, out of shape or unacclimated kids time to acclimate to the heat. -Schedule timed water and rest breaks every 30 minutes during activities. During these breaks, do ...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

Congratulations to Bryan Rowland for his entry, "Childhood", which has been chosen as the winner for this week's Phone Snap Silhouette Challenge! Thanks to all who submitted their impressive silhouette shots. Our next Phone Snap challenge is ready to go and we're always psych ...more

Video game controllers are our windows into the soul of the machine, our sole means of interacting with them. More often than not, consumers seem displeased by their controllers; it's comforting to blame sticky, poorly laid out buttons for messing up your game than your own la ...more

Before jumping right into becoming the next James Neely or Moose Peterson, you're going to have get situated with your new digital SLR. No matter if you purchased the Canon EOS 5D Mark II body and lens separately or together, you've got everything you need to get started excep ...more

Get a scary looking dude. Print up a fake newspaper with the guy’s face on it saying he just broke out of prison. Give the victim the newspaper. Later that night disconnect the phone line and take his/her cell phone. Make sure there are no weapons in the bedroom. After the per ...more

Microsoft has the HoloLens and Google has their money on Magic Leap (as well as their own Tango and Cardboard, among others), but we've heard next to nothing about how Apple plans to enter the virtual/augmented/mixed reality space. A new patent offers some clues. Apple could ...more

It doesn't really matter what kind of cell phone you have—battery life is one of the most important features for any electronic device. We've written tons of articles on how to get better battery life from your Android, iPhone, Kindle, and more, but we've never really covered ...more

If you want to get started sniffing Wi-Fi networks, you usually need to start with a wireless network adapter. But thanks to a Wi-Fi sniffing library written in Arduino and the ultra-cheap ESP8266 chip, you might not need one. For less than $10 in electronics, you can build a ...more

Your iPhone's almost out of battery power, there's no wired or wireless charger in sight, and you left your portable power bank at home. You don't want your battery to die, but you still need to use your iPhone. This is when Low Power Mode comes in handy, but you could be wast ...more

These codes contain a lot of important information, such as BlackBerry version used, PIN, IMEI, the duration since the last BlackBerry activation, signal strength, battery power, storage capacity, and the total memory capacity of the phone. Video: .

Apple is very tight lipped about their products, and their iPhone is certainly no exception, but when products depend on global manufacturing, it's nearly impossible to keep good secrets contained. Apple's Been Worried for a While Now Apple has seen its growth decrease over ...more

There's a lot of conflicting information out there when it comes to the best habits for charging a smartphone's battery, so let's clear some of that up right off the bat. Lithium ion batteries (the type used in most modern electronics) start to lose their ability to hold a cha ...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

With Virtual Network Computing, you don't need to carry a spare keyboard, mouse, or monitor to use your headless computer's full graphical user interface (GUI). Instead, you can connect remotely to it through any available computer or smartphone. Virtual Network Computing, be ...more