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How To: Calculate the circumference of a circle

This video shows how to calculate the circumference of a given circle. The video first describes the circumference or perimeter of a circle as the distance around the outside of a circle. To find the circumference we need either the radius or the diameter of the circle. When you know the diameter of the circle, the formula to find the circumference denoted by 'C' is 'pi' times the diameter, where 'd' is the diameter and 'pi' is a constant, the approximate value being 3.14. And when you are gi...

How To: Make a stepper driver power supply for a CNC router

A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.

How To: Choose Sunglasses

One of the vital fashion accessories is sunglasses. Sunglasses assist in creating a sort of unique identity for you. Your age, the shape of your face and of course your personal taste influences the precise style you decide on. There are some basic factors that must be put into consideration when you are thinking of buying your pair of sunglasses. It is important to be educated about what makes a quality pair of sunglasses. So when you want to choose your next pair of sunglasses, keep the fol...

How To: Check In to Businesses on Yelp to Get Discounts, Freebies & Other Coupon-Like Deals

On Yelp, you have the option to check in to a business you're visiting. For you, broadcasting who you're with and where you're at is fun for social purposes, but for business owners, you're basically giving them free publicity. Well, almost free publicity. Since there's incentive to get you to check in, some businesses reward customers with special deals, such as 20% off your first visit.

Instagram 101: Turn Off Stories from Brands & Followed Hashtags

Instagram integrated Stories back in 2016, and it flew right by Snapchat as a whole, becoming a bigger success itself than the whole entire Snapchat app. Still, the constant bombardment of information can be tiring in Instagram, so much so that you may want to mediate what Stories are shown to you. Fortunately, there's a way to do just that — without unfollowing accounts or hashtags.

News: The Best Black Friday 2017 Deals on Portable Chargers for Your Smartphone

With the holidays fast approaching, our smartphones are more important than ever — keeping in constant contact with family, organizing trips and gatherings, and online shopping is only a taste of what we put our smartphones through. All of that means a big strain on your smartphone's battery. That's why portable chargers are so necessary, and what better time to pick one up than on Black Friday.

How To: The Easy Way to Clean Up Your WhatsApp Chat Logs

One of the downsides of living in an unprecedented age of connectivity is the near-constant bombardment of information. WhatsApp, the go-to messaging app for people the world over, is just as susceptible to buildup of useless media files, thanks to awesome features that allow us to communicate in multiple ways, such as broadcasting to friends and family. Luckily, the app makes it easy to remove old and unwanted data from your iPhone or Android.

News: HoloLens Challenge #16 Winner Brings the Cowbell

James Ashley, Atlanta-based Microsoft MVP and author of Beginning Kinect Programming with Microsoft Kinect, has been running monthly challenges since around the release of the HoloLens Developers Kits. Each month, those of us who follow what happens in the community can look forward to seeing what creative ideas come out of these challenges. It has been a treat, to say the least, and who knows ... maybe one of us here at Next Reality even won one of these before his time here.

Have You Seen This?: The New & Improved Windows Mixed Reality Portal

For those of us on the fast ring of the Windows Insider Program — Microsoft's continual beta program for the Windows operating system — the constant updates can be a bit of a pain. But there is a trade-off. We get to try the new features long before they come out to the public. So if you like to see the new shinies before everyone else, and don't mind the sometimes two or three major updates in a week, then this is definitely the option for you.

News: European Space Agency Wants to Bring Their Own HoloLens Tools to the ISS

At Next Reality, we've been following the Microsoft Hololens because of its enormous potential. Unlike virtual reality, which enshrouds the user in a complete virtual world, augmented reality melds the virtual with what's really there in front of you. And while some of us may use AR technology to stealthily surf the web during working hours, others are looking towards using AR for the betterment of society. Like putting the HoloLens in space.

NR50: Welcome to Next Reality's 50 People to Watch in Augmented & Mixed Reality

Those of us that work with or around augmented and mixed reality have seen a powerful shift in the last year as the popularity and interest have grown in the field. With Microsoft's HoloLens release, the popularity of Pokémon GO, and the constant rumor mill known as Magic Leap, the terms augmented reality and mixed reality have started to become a part of the modern vernacular more and more each passing day.

How To: The Best Apps to Help You Quit Smoking

There's an adage that says "Every plan, no matter how great, goes out the window as soon as you're punched in the face." While our lives are (hopefully) not violent, that saying can easily translate to our daily living. That punch in the face can come in various forms, mainly stress-related. It could be a bad day in the office, rush hour traffic, drama in the family, the list goes on.