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Apple  has released a new version of  iOS , 7.0.4, which addresses a bug causing some FaceTime  calls to fail. The update for  iPhone ,  iPad  and iPod Touch devices fixes a  security issue  with the App Store that enabled a user to complete an app or in-app purchase without full authorization. SEE ALSO:  8 Great Hidden Features in iOS 7 Owners of older iPods not eligible for the 7.0.4 upgrade have received an upgrade, too: iOS 6.1.5. This also fixes the aforementioned FaceTime bug. Have something to add to this story? Share it in the comments. Image: Mashable, Nina Frazier Perfect Weather Even if you don't think you need another weather app, give Perfect Weather from  Contrast  a look. Unlike many other weather apps, Perfect Weather offers a minimalist experience, seven-day forecast  and  radar data. The maps are animated, and the app looks perfectly at home on iOS 7. Perfect Weather is $2.99...

On the same day that Apple  announced the availability  of its much-anticipated  Retina iPad mini , NVIDIA and its U.S. partner EVGA unveiled its own 7-inch Android tablet called the EVGA Tegra Note 7. Equipped with a  Tegra 4  quad-core processor, a 1280x800 display, micro HDMI to connect to HD televisions, 16GB of storage and a 5-megapixel camera (along with a front-facing webcam), the $199 device offers a strong Android tablet alternative to the pricier Nexus 7 and Galaxy Note 8. EVGA claims that the device has the world’s first  HDR  camera in a tablet, a feature that could draw interest from those looking to use the Tegra Note 7 as their primary photo-taking device, rather than a smartphone or a standalone camera. Aside from its speedy processor and budget-friendly price, NVIDIA is focused on showing off the power of its stylus device. In an elaborate  demonstration video , NVIDIA compares the sensitivity and accuracy of its D...

Nissan  is set to unveil a glasses-type wearable computer specifically designed for drivers later this month. The company launched a dark, futuristic  video  this week, previewing the Nissan 3E. The steamy clip features a shirtless model, intense music and just a short peek at the gadget, which looks like a souped-up version of  Google Glass . Nissan's headpiece could compete with Glass, which has already posed problems for drivers. Last month, a California woman was  issued the first-ever ticket for driving with Glass ; her violation read "Driving with monitor visible to driver (Google Glass)." Nissan said that 3E is still under development. The device "can be connected to the Internet in real time, allowing the users to overlay acquired information on the glasses, record projected images and communicate with others by sending information to their glasses,"  according to a company statement , Further details about its features aren't yet availabl...

It was  promised  months ago, and now it's finally happening:  Vine  is now available on  Windows Phone . The social video-capture app owned by  Twitter  was an instant hit upon its debut in late January, first  arriving on iOS , then  Android  a few months later. Now Windows Phone users will get their chance to share GIF-like six-second videos with the Vine community. SEE ALSO:  35 Ways Musicians and Music Brands Are Using Twitter's Vine App The Vine app on Windows Phone is nearly identical to the versions on other platforms, with a couple of differences: The app takes advantage of Windows Phone's "lenses," which bring all the features within the phone's built-in camera to image capture within the app. Also, the app makes use of the platform's live tiles, alerting users to new content via the app's icon on the home screen. Vine's Windows Phone debut represents a milestone for the platform. Although Microsoft's...

So many elements affect the sound you hear through headphones. Headphones are nearly as important for determining sound quality as the device they're plugged into. But sometimes it seems you need an audio engineer in order to make an informed purchase. On the contrary. However, it's worth putting in a little research to find the best audio quality with the right mix of personal listening features. If you're in the market for a new pair, here are a few tips to take the mystery out of the purchase. Consider these seven points and you'll be able to find the right headphones for you. 1. Think about when you'll use them. The first thing to ask yourself is what you'll be using the headphones for. Are you looking for a pair that can stay balled up in your messenger bag? Will you be  taking them to the gym  for your workout? Will they accompany you on international plane trips? Or will you be hooking them up to a hi-fi stereo for intense listening? Knowing...

Apple  is developing  iPhones  with curved-glass screens and enhanced sensors that detect different levels of pressure,  according to a new report . Two models — with screens of 4.7 inches and 5.5 inches —are in the works, and both would use glass that curves downward at the edges, Bloomberg reported, citing an anonymous source familiar with the plans. These screen sizes almost rival that of  Samsung's Galaxy Note 3, which boasts a 5.7-inch screen . For its part, Apple's  iPhone 5S has a 4-inch screen . The new phones would likely be released in the third quarter of next year, the source said, adding that Apple is also testing "pressure-sensitive technology," which won't be ready for the next iPhone launch. Curved glass has become a smartphone trend among major tech companies.  Samsung released its  Galaxy Round phone , which has a 5.7-inch curved display, while LG is set to release its  G Flex phone , which is curved from top to bo...

Despite having its fair share of skeptics,  Google Glass  continues to accrue enhancements that could make it a mainstream hit when it officially debuts next year. The latest is from New York-based company  Rochester Optical , which promises to release a special prescription lens add-on for the device in early 2014 (image above is not of the unreleased product). Rochester Optical announced on Wednesday that  Tim Moore , one of the early Glass Explorers, will join its prescription-lens project. “We’ll be ready to start selling these to the public, at the latest, by January,” Moore told  Mashable . The Google Glass-ready prescription lenses will be priced in the same range as standard prescription lenses, according to Moore. Customers will be able to visit a website where they can choose a matching color for their existing device, and enter their prescription information. Lenses will then be shipped to them within two business days. “The arm mount will...