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News: What the Irregular Heart Rhythm Notification Means on Your Apple Watch

Waking up your Apple Watch to see "your heart has shown signs of an irregular rhythm suggestive of atrial fibrillation" might come as a shock. While your watch can send you warnings if it detects a fast or low heart rate, those messages are pretty vague, while the abnormal arrhythmia alert can downright scary. So what should you do if you receive one of these AFib notifications?

How To: Measure Real-World Objects with Your iPhone in iOS 12

Thanks to Apple's ARKit 2.0 augmented reality framework in iOS 12, we now have a "Measure" app built right into our iPhones that can measure real-world objects. No more physical tape measure or ruler. No more guessing. Just whip out your iPhone, open the app, put your camera, and get measurements. Before you do, however, there are a few things you'll want to know.

News: 11 iPhone AR Demos That Will Change How We Use Our Phones

Apple demonstrated their continued interest and investment into the awesome world of augmented reality during their Sept. 12 event, highlighting a few new AR games that will appear on iPhones thanks to ARKit. But that's not all you can expect — as long as you have an iPhone with an A9 chip or later, there will be a ton of cool new AR tools, games, and other apps to play around from the App Store.

News: One Number to Rule Them All! T-Mobile (Finally) Brings 'Digits' to Every Customer

The roll-out of T-Mobile's hotly anticipated 'Digits' service is now underway. For those unfamiliar with what could be the un-carrier's next killer app, 'Digits' is basically a combination of Google Voice and AT&T NumberSync. With it, T-Mobile customers can use their number across any phone, tablet, wearable, or PC. That means you can give out your phone number and answer the call on any device you like.

HoloLens Dev 101: How to Use Holographic Remoting to Improve Development Productivity

Way back, life on the range was tough and unforgiving for a HoloLens developer. Air-tap training was cutting edge and actions to move holograms not called "TapToPlace" were exotic and greeted with skepticism. The year was 2016, and developers had to deploy to their devices to test things as simple as gauging a cube's size in real space. Minutes to hours a week were lost to staring at Visual Studio's blue progress bar.

News: How Virtual & Mixed Reality Trick Your Brain

Our brains do a magnificent amount of work to process visual stimuli, but they aren't difficult to fool. Optical illusions can trick our minds into believing what we're seeing is real, even if it's not—and virtual and mixed reality technologies take advantage of this little loophole in our brain to help us accept the unreal.

Advice from a Real Hacker: How I Would Build the God's Eye of Furious 7

In the recent hit movie Furious 7, the storyline revolves around the acquisition of a hacking system known as "God's Eye" that is capable of finding and tracking anyone in real time. Both the U.S. spy agencies and an adversarial spy agency (it's not clear who the adversary is, but the location is "beyond the Caucasus mountains," which could imply Russia?) desperately want their hands on this system.

News: I Traded My Fishing Rod for a Camera

Had so much fun filming underwater fish releases that I now enjoy filming them rather than fishing for them. You can view my latest (make believe) adventure on YouTube. I have to admit that adding the right music really makes a difference.

How To: 10 Free Apps Every Windows 10 User Should Have

Windows 10 has proved to be immensely popular (free upgrades certainly don't hurt), and with back to school time, there's a good chance you have a new computer running Microsoft's latest OS. You maybe you decided to go with a clean installation rather than an upgrade, or just haven't used your computer for much more than surfing the web and watching Netflix.