Phones, Cell Phones & Wireless Telephony

Telecommunications devices, including cell phones, satellite radio or Voice over IP, connect us to one another and to the world of information at our fingertips. Learn all about the technologies we depend upon for efficient communication.

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If I put my smartphone in an armband or pocket while I run, can it overheat?

Smartphones can get a little hot when they're engaging in some heavy activity. But can that and their owners' exercise push them over the edge and make them overheat?

By Melanie Radzicki McManus Phones / Telephone Technology

5 Useful Boating Apps for the iPhone

You may use your iPhone for everything from paying for groceries to helping you with your taxes, but it can also help you when you're out boating. Hurricane warnings? Yeah, there's an app for that.

By Linda C. Brinson Phones / Cell Phone Apps

5 Great TV Apps for Android

Finding the best TV apps for your Android phone can be a bit boring compared to actually watching the shows. See if you agree with our picks for the best TV apps.

By Christopher Neiger Phones / Cell Phone Apps

How iPhone Birding Apps Work

Even old-school, nature-loving birders can appreciate the usefulness of a good app. Which birding apps are best, and how can they help you pursue your favorite hobby?

By Patrick J. Kiger Phones / Cell Phone Apps

Do battery-saving apps really work?

These days, smartphones are mini computing devices that suck up power like nobody's business. Are battery-saving apps the cure for power-hungry phones?

By Nathan Chandler Phones / Cell Phone Apps

Can you charge your cell phone with a fuel cell?

Unlike conventional gadgetry, fuel-cell-powered devices run on a liquid fuel that you pour into a tank. Would people really be willing to adopt the technology, and isn't there a risk of spilling fuel?

By Jonathan Strickland Phones / Cell Phones

Is there an iPhone app for making movies?

Your iPhone comes with built-in video capability courtesy of your camera app. But what if you want to put a little more polish on your home movies?

By Wesley Fenlon Phones / Cell Phone Apps

5 Great iPhone Scanning Apps

Wish you could scan notes from a whiteboard or blackboard into your phone -- and then save that text on your computer? Try one of these apps.

By Patrick J. Kiger Phones / Cell Phone Apps

How the Dropbox Mobile App Works

That certainly is a cute picture of your pup. Thanks to file-sharing apps like Dropbox, you can bust that photo out on even more mobile devices. Your co-workers and friends are going to be thrilled!

By Robert Lamb Phones / Cell Phone Apps

How iPhone Postcard Apps Work

Remember when you used to keep friends and family updated during your travels by dropping postcards in the mail with a hastily scribbled "Wish you were here!" Now, you can do just that just by using your iPhone.

By Linda C. Brinson Phones / Cell Phone Apps

Are free-texting apps legal?

They say you can't get something for nothing, which is why free-texting apps seem like they'd have to be a scam. But are they?

By Patrick J. Kiger Phones / Cell Phone Apps

10 Apps for Rooted Android Phones

Rooting allows you to tweak your Android smartphone settings to your heart's desire, via apps. We'll share 10 of our favorites with you in this article.

By Nathan Chandler Phones / Cell Phone Apps

10 Great iPhone Camera Apps

Smartphone cameras are just too convenient -- and too good -- for dedicated entry-level cameras to last forever. What apps can turn your iPhone snaps into art?

By Wesley Fenlon Phones / Cell Phone Apps

Are there risks to using a service like Mbuzzy?

Social networks have cropped up to fill almost any and every niche market, and singles hoping to flirt and connect with other singles drive a number of them. But is it dangerous to use dating networks?

By Wesley Fenlon Phones / Cell Phone Apps

What is Android Beam?

Just tap your smartphone or mobile device against your pal's and you can share digital information instantly? Sounds like science fiction! (Android) Beam me up, Google.

By Nathan Chandler Phones / Wireless

How the PhotoVoice iPhone App Works

What if you could send a postcard that talks? Or maybe even sings? With the help of your iPhone and this app, it's possible.

By Patrick J. Kiger Phones / Cell Phone Apps

How the Nokia Lumia 900 Will Work

Android and iOS devices seem to rule the smartphone market, but Nokia is hoping to change that with the Lumia 900 -- running the Windows Phone operating system. Does this high-end member of the Lumia family stand a chance?

By Wesley Fenlon Phones / Cell Phones

5 Ways NFC Technology Could Rock Your World

Wait, this tiny little chip could rock your world? Yep. Puny as it might seem, this up-and-coming technology has the potential to streamline aspects of your daily life, from purchases to passwords.

By Nathan Chandler Phones / Wireless

What's an NFC tag?

NFC tags are smart little chips that'll allow you to snag digital information with your smartphone at short range. Get the details on this up-and-coming tag technology in this article.

By Nathan Chandler Phones / Wireless

How 4G Works

These days, more people are glued to their mobile devices -- and increasingly impatient about slow download speeds. 4G networks promise to deliver all the speedy data we could wish for, but do they?

By Nathan Chandler Phones / Wireless

How the Samsung Galaxy S III Will Work

Samsung has been tight-lipped about the release date of the follow-up to the Samsung Galaxy S II, but plenty of speculative information is swirling in the tech world. What can you expect from the latest in the Galaxy S lineup?

By Wesley Fenlon Phones / Cell Phones

5 Ways 4G Will Change Your Life

Call it 4G insanity. We're being bombarded by promises of what this newest wireless network can deliver, but is it all hype?

By Nathan Chandler Phones / Wireless

What's the difference between RFID and NFC?

RFID, NFC ... If these wireless technology acronyms are starting to look like alphabet soup to you, have no fear. We'll help you spot the differences between these communications cousins.

By Nathan Chandler Phones / Wireless