Electronic Gadgets

"Gadget" is a catch-all word these days for nifty devices. We've covered the basics, such as clocks & watches, plus delved into the world of present-day and future high-tech gadgets, such as digital jewelry and restaurant pagers.

Your goal is to exercise within your targeted heart rate zone, so accurate heart-rate readings are crucial. Can you depend on a bracelet to give you those results while you're working out?

Surprise! If you're wearing a fitness tracker, you're likely providing the company that made it loads of data other than how many steps you took today — and all for free.

Obsessing over the data from your new sleep-tracking app could be keeping you up at night. We'll tell you why.

Imagine a garment that analyzes your every workout move and ensures your performance is optimal. That's the goal of Athos clothing. Will it make all our workouts more effective?

Tired of getting your headset wires all tangled up while you jog? The wireless revolution is coming to a treadmill near you. Here's a look at one of the smartest wireless headphones to hit the market.

Will.i.am is best known as the head pea of the music group Black Eyed Peas. But he also loves technology and created a device (the Puls Wearable) that he insists on calling a smart cuff. What do the critics call it?

It's a Kickstarter darling, but how does the Pebble differentiate itself from the pack of smart watches on the market?

Misfit Trackers have garnered lots of plaudits for their sleek design and multiple color options. But how do they stack up on data collection?

Keeping track of your calories, sleep habits, even your bowel movements has never been easier with the plethora of apps out there. But what are we doing with all this information?

It's good to have help when you're trying to stay healthy. The Sony SmartBand is a fitness-tracker with the added bonus of phone and lifelogging capabilities. Is it right for you?

Helmet cameras allow you to capture shots that would be impossible otherwise. What's it like to see a wave coming at you while you surf? But the camera has uses way beyond extreme sports. Who else has jumped on the trend beside athletes?

We eat too much, sleep too little and need to walk more. We already knew many of the things wearables have taught us, but do they change long-term behavior?

Apple is hoping to reinvent personal tech with Apple Watch. Is the dream of the wrist communicator finally coming true?

Imagine being able to look at people and get a heads-up display about how they're feeling. Now, software is making use of the camera in Google Glass to do just that.

In the United States, it's a felony to knowingly aim a laser pointer at an aircraft. And for good reason: Those little red dots have landed pilots in the hospital.

Portable timepieces have existed since the mid-1500s; however, the wristwatch (as we know it) has only been around for a little more than a century. Learn the many ways that watches have evolved.

Technology is ever-evolving, so gadgets that were cutting edge just a few years ago are already obsolete. Here are 10 that linger, though we'd happily eulogize them.

You can get a sense of the transformative power of GPS by taking a look at all the offbeat uses people have dreamed up for it -- like tracking down lost Nativity scenes and preventing shark attacks.

Being trapped in a windowless room doesn't mean you have nothing to see. Virtual windows can give the illusion of an exterior wall, and they can provide therapeutic benefits.

Are you ready to slide a smart watch onto your wrist this summer? Google and its Android Wear software are banking on it. But has the time come and gone for wearables?

A wise man once said, "There's a time to iron and a time to steam." OK, maybe no prophet said it, but it's true. Certain fabrics perform better when steamed rather than ironed.

If you dismiss a digital scale as just the machine that weighs you, you're missing out. Peer into the heart of this common measuring device and you'll find something wondrous: a set of physical laws ingeniously harnessed to one very handy tool.

Sat phones can be your only line of communication in remote areas, but it's a costly way to reach out and touch someone. How do sat phones keep a signal when nothing else can, and why are they sometimes dangerous?

Apple's mobile assistant is the source of much comedy -- and frustration -- among users. How did Siri come to be, and how useful is it, really?

What if you had a fitness garment that could nudge you into proper alignment? Move isn't just about geeking out your spandex. It's about improving and accelerating your overall physical performance and preventing injuries.