Gadget Hacks Features

How To: Theme the Fingerprint Scanner on Your Galaxy S5

The Galaxy S5's fingerprint scanner feels like something straight out of a sci-fi movie. Giving you the ability to lock your device without having to fuss with a PIN or password every time you go to use it, the feature is definitely one of the device's main selling points, especially now that you can use it to unlock individual apps.

News: HoloLens Assists in Live Surgery

Numerous examples exist of doctors and surgeons using HoloLens to plan surgeries. The device has even been used to view reference images during a procedure and stream it to a remote audience. Until recently, it has not been used to augment the surgeon's view of the patient during a live surgery.

How To: Make the Most of Your Trip to the Movie Theater with These Apps

With the list of available mobile apps for moviegoers constantly expanding and improving, seeing a film at your local theater has never been better. With the right apps for your iPhone or Android phone, you can research movies, find out if showings are sold out, reserve seats, save money on tickets and concessions, preorder popcorn and soda, and even find dull bathroom-worthy scenes.

How To: Speed Up Your Lagging Nexus 7 Running Android 4.2 Jelly Bean with This Quick Fix

A lot of Nexus 7 users have been experiencing a long list of issues after upgrading to Android 4.2 Jelly Bean. From random reboots to abnormal battery drainage, people have had plenty to complain about. One of the most common (and annoying) problems is lag. If you're one of the unlucky users experiencing slowness after upgrading, there's a quick fix you can try, discovered by XDA member fishingfon. Turns out, Google's news application, Currents, could be causing the issue. After changing one ...

How To: Watch Free Movies on YouTube

If Netflix's $9.99/month has deterred you from signing up for its streaming service, you're probably looking for cheaper alternatives to stream movies and TV shows, like Crackle (free with ads) or Hulu ($7.99/month with some ads). And now there's a new option for you when it comes to movies—Paramount Vault.

How To: Hack a UPS with a car battery

Find the ins and outs to UPS hacking in this video from Systm! And were not talking about the parcel service here—we're talking about your UPS system—your uninterruptible power supply, which can be pretty weak. That's why you should hack the tiny battery out of it and replace it with a giant car battery! Your UPS will last a lot longer, which is important when it comes to power outages. Though Systm doesn't recommend swapping out batteries, they do walk you through the process so you get it d...

How To: Send and receive files via Bluetooth on a BlackBerry

Can't make it to a computer to open up some important documents? Fortunately, the BlackBerry is basically a mini-computer that can get those open for you. BlackBerry can be a little tricky while trying to send and receive files through Bluetooth, but with the right help, you can get the hang of it. This video cell phone tutorial shows how to do it step by step.

How To: Preserve Battery Life on Android in Just One Tap

Contrary to what you may think, clearing or swiping away apps in the Recent Apps view on your Android device does not necessarily stop app activity or running tasks—and these running processes can actually be eating away at your battery life. Depending on the app or process, it may only be a small percentage, but every little bit helps these days.

News: Google Maps Update Eliminates Annoying Voice Directions During Phone Calls & More

We've all been there. You're driving along with Google Maps pointing the way when you get a call from your friend asking you how much longer it'll be until you show up. You try to offer some lame excuse about how something came up last-minute, but you're interrupted, quite rudely, by Maps's voice guidance. The voice butts in again, and again, and again, to the point that you consider having Maps navigate you to the nearest cliff so that you can drive off it.