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News: Doctors Use 3D Holograms on the HoloLens to Aid in Collarbone Repair During Surgery

Late last year, two surgeons from the Instituto de Ortopedia e Traumatologia de Jaraguá do Sul in Brazil started using a combination of 3D printing and the Microsoft HoloLens to help plan spinal surgeries. And now, with the rest of their team, they've successfully performed a surgical procedure on their first international patient using their 3D impression planning and augmented reality process.

News: Mastercard, Qualcomm-Powered ODG Smartglasses Use Iris Authentication for AR Shopping

As the level of data being generated grows exponentially, past the Information Age and into the coming Hyper-Information Age of immersive computing — as resistant as many of us are to the idea — personal data security is becoming a necessary consideration in our everyday lives. Recognizing this, Mastercard, Qualcomm, and Osterhout Design Group have teamed up to show what secure shopping could look like in the very near future with iris authentication.

News: Watch Out Amateur Mushroom Hunters — Death Caps Are Nothing to Mess With

There is a reason the Amanita phalloides mushroom is called the "Death Cap." It can kill you. Mushrooms are a type of fungi, an organism that produces thread-like mycelia that often produce spores. Spores allow the fungi to reproduce. Molds, lichens, and yeast are all fungi, but the most visible fungi are mushrooms. Some fungi are delicious, but others can cause disease or, and still others, like Penicillium, can cure it.

How To: Play "Rehab" by Amy Winehouse on acoustic guitar

Your Guitar Sage provides the viewer with a good way to learn how to play an Amy Winehouse tune on an acoustic guitar. Amy Winehouse's song, Rehab has a few open chords and bar chords to be mastered. The videos demonstrates how to play the piece through first and then takes the viewer through each part of the song. The names of the chords and bars are provided. The verse and the chorus pieces are split to provide the viewer with help in fingering, pace, rhythm and timing within each part. The...

How To: Replace a knob on a Neff gas hob

Watch to learn how to replace a knob on a Neff gas hob. You'll remove and replace a gas hob knob on a Neff gas hob. Replacement knobs as well as burner caps and flame spreaders are easy hob spares to replace. As part of hob maintenance we also use a specialist hob cleaner to get a nice clean hob. This hob maintenance video clip illustrates the many different hob parts

How To: Plant and care for sweet peas

Learn how you can plant and care for sweet peas with this gardening tutorial. Sweet peas are one of the best annual climbing plants for the garden and they can be grown in several different ways to get a superb display of flowers through the summer months. Traditionally sweet peas were sown in the autumn and planted out in early April, but spring sown plants can be planted out into May and will still flower well, albeit slightly later. If you haven't sown any seeds but would like to grow some...

Hacking macOS: How to Use One Tclsh Command to Bypass Antivirus Protections

Using Netcat to backdoor a macOS device has its short-comings. If the compromised Mac goes to sleep, the Netcat background process will occasionally fail to terminate correctly; This leaves Netcat running infinitely in the background and the attacker with no new way into the device. As an alternative, we'll use the lesser-known Tcl shell which can handle abrupt backdoor disconnections.

News: The Buzz on Bee Pollen Benefits

While honey is one of the most popular ingredients on kitchen shelves the world over, honeybee pollen is still a relatively rare find in most households. It's not hard to guess why: eating pollen just sounds weird... it would probably sell a lot better if it had a more appetizing name, like honey. Furthermore, it looks unlike any other common ingredient, and the smell can be off-putting to some. But it's good, it's healthy, and it's altogether pretty awesome!

How To: Diagnose and treat jumper's knee

Another name for jumper's knee is patellar tendinitis. Jumper's knee is an injury that affects the tendon connecting your kneecap (patella) to your shinbone. The patellar tendon plays a pivotal role in the way you use your legs. It helps your muscles extend your lower leg so that you can kick a ball, push the pedals on your bicycle, and jump up in the air. Learn about the different causes of, symptoms of, and treatments for jumper's knee in this video.

How To: Learn Python & AI with This $20 E-Book

There is plenty of evidence to suggest that learning to program is becoming a highly lucrative and useful skill. Monster.com called coding "the skill you need today" if you want a job in some of the highest-paying fields out there. If the last year has proven anything, working online requires a strong digital infrastructure that someone has to help build. That someone can, and should, be you.

News: Compound in a Frog's Defensive Slime May Treat Your Next Flu Infection

Our quest to find novel compounds in nature that we can use against human diseases —a process called bioprospecting — has led a research team to a small frog found in India. From the skin slime of the colorful Hydrophylax bahuvistara, researchers reported finding a peptide — a small piece of protein — that can destroy many strains of human flu and can even protect mice against the flu.

How To: Provide great customer service to your customers

In a bad economic environment, providing a great customer service experience is even more important than normal. Word of that great experience will spread via Twitter and Youtube, helping your business attract buzz without requiring it to spend cash on marketing. This video features a business technology expert explaining how to create a "wow" experience for your customers and use the ability to do so to improve your business.

How To: Set up folder access and map networks in Windows 7

Network mapping lets PC users organize multiple computers into a system that provides informational data access. This video tutorial shows how to set file sharing permissions and assign users designated privileges within a network. Establishing a network provides functionality within a workplace and facilitates virtual communication among users.

How To: Do the side plank yoga pose

Yoga is a great way to strengthen your body and increase flexibility. This how to video teaches a yoga pose for arm balance, Vasisthasana or the side plank yoga pose. Yoga instructor Christine Navarro demonstrates the Vasisthasana or the side plank yoga pose and provides instruction on getting into the posture. Strength building exercises are also provided.

How To: Play "Fade Away" by Oasis on acoustic guitar

Do you like songs by Oasis? Want to play them on your guitar? Tbone Wilson provides the viewer with a neat way to learn "Fade Away". He provides the viewer with really good closeups of where to place your fingers for the chords in the song. The viewer can rewind and replay any part of the piece that they need. He includes a written list of the chords as they appear in the piece, as well as the written words to the song. They are found at the left of the video. He also provides a place to subs...

How To: Play the bassline from Michael Jackson's "Billie Jean"

Wanna play the bass like a pro? Paul Wolf provides a superlative video, for beginners, to learn how to play Michael Jackson's "Billie Jean" on the bass guitar. The use of a picture within a picture provides beginners good closeups of where to place the fingers of both hands to accomplish the task. He includes a slower version and a breakdown of the parts of the piece, the chords and metronome settings to help with the changes in tempo of the song. He provides great insights to all of the rift...

How To: Prepare Raku ceramics for glazing

Simon Leach from Simon Leach Ceramics provides some great workshop footage on preparing to glaze Raku ceramic pots. This tutorial video provides answers on the beauty and function of Raku pots, as well as some great ideas for home decoration. Simon walks you through the process of glazing these pots, including important specifics about proper materials and methods, easy recipes for making your materials and tools at home, as well as common mistakes that you should avoid when glazing your cera...

How To: French braid your own hair

YouTube user s2pandapple shows viewers and subscribers how to self French braid. Before beginning with simple step by step instructions, s2pandapple provides personal tips on simplifying the braid process. Using down to earth terminology, s2pandapple proceeds to verbally instruct viewers on the process of French braiding while performing the tasks and providing viewers with multiple angles of the braiding procedure. While this tutorial is mainly a precursor to s2pandapple's instructional vide...

How To: Understand the imperfect tense of verbs in French

This is the eighth episode of "Walk, Talk and Learn French" provided by Radio Lingua Network and it focuses on French verb in the imperfect tense. The video mixes a host providing real life French, while speaking in both French and English, and provides examples with charts and written explanations teaching different verbs. The mix of spoken and written words helps the viewer understand the foreign concepts in a better way.

How To: Pronounce Hungarian names and surnames

Check out this instructional Hungarian language video to learn how to speak Hungarian! In this lesson, learn how to pronounce names and surnames in Hungarian. This video provides typical names in Hungarian without providing their English equivalents. This instructional language video is great for advanced and beginners who would like to pronounce names and surnames in Hungarian.

How To: Make a velcro Holga camera modification

Use this camera modification to secure the Holga back to the camera and to provide a light blocker for the counter window. You will need a small package of velcro with industrial strength adhesive. This photography tutorial provides tips for making your vintage Holga camera easy to use in hectic shooting situations.

How To: Make an international telephone call

Making international calls have always been tricky and confusing. There's access codes, different digit formats, and unsupportive telephone operators. But in all actuality, making an worldwide phone call is relatively simple, but there are some numbers that you need to know. The access code, country code, city codes, and the telephone number. Once you have this down, you'll have more successful connections abroad.