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How To: Snapchat Increases Its Security Push, Adds Image Captcha Feature

Snapchat has had more than its fair share of security failures and mishaps. The photo-sharing company is looking to better address some of these security gaps by adding new features, and today its most recent addition is live: the Captcha. New users will be asked to verify their "humanness" by selecting the infamous Snapchat ghost out of a selection of images. The feature is supposed to help block hacker-made bots from creating fake accounts or accessing existing ones. But rather than using t...

News: Livestock Antibiotic Use Increases Threat of Resistant Microbes to Humans

Antibiotics used to prevent diseases in livestock are creating a world of hurt for humans and the soil we depend on for food. Bacterial resistance to antibiotics is a global health issue. The overuse, underuse, and poor use of these life-saving drugs is rapidly removing them as a treatment option for serious infections in humans—plus bacteria are naturally adaptive.

How To: Do the Saw pilates exercise to increase flexibility

The Saw is a classical pilates exercise that increases the flexibility and strength of the core. Be careful not to turn this into a hamstring stretch. The goal of the exercise is to use the abdominal muscles to rotate the spine, then flex the spine over the leg scooping out the abdominals. If you have tight hip flexors or hamstrings, start sitting on a small cushion so you can begin the exercise in upright alignment. Watch this how to video and you'll be performing the Saw pilates exercise in...

How To: Do a double crochet decrease and increase

Improve you crocheting skills by learning decorative stitches. This how to video is a tutorial that will show you how to do double crochet decreases and increases. These stitches are commonly abbreviated as DC DEC or INC, double crochet decrease or increase. Crochet several rows of these stitches to create larger yarn projects.

How To: Increase the Sound & Quality of Your Mac's Speakers

During a power outage at my apartment this year, I watched movies on my MacBook Pro instead of on my television. While I had no complaints about the screen size, I did have an issue with how low the audio coming from my speakers was. External speakers would help, but I don't want to buy them or lug them around every time I want to watch a movie.

How To: Make a flat circle using single crochet

In this video, we learn how to make a flat circle using single crochet. Start out by crocheting six single crochets into a ring for round one. For round two, you will increase in every single crochets so you have twelve of them. For round three, you will increase with every other single crochet doing one single crochet in between the creases. do this for a total of eighteen. Then, make two single crochets between the increases and you will have twenty-four. On the last row, you will make thre...

How To: Make a flat circle using double crochet

In this tutorial, we learn how to make a flat circle using double crochet. To start, you will begin with twelve double crochets in a ring shape. For the second round, you will increase in every double crochet until you have twenty-four. Next, you will increase every other double crochet until you have thirty-six double crochets. For round four, you will make two double crochets between increases until you have fourty-eight double crochets. For the last round, you will make three double croche...

How To: Determine math proportions with the Square-Cube Law

Ever watch a cheesy movie and say "That monster is so FAKE!" but not really understand why? Well monstrous monsters are governed by a little biological rule called the Square-Cube Law, a scientific term combining math, anatomy and physics into one educational tool to recognize theatrical baloney when you see it. Just watch this video to see the explanation of the Cube-Square Rule, how it works and its ramifications for our favorite B-Movie pet monsters.

How To: Prevent Acne with Doctor Recommended Treatments

Acne develops when pores become blocked with dead skin cells and oil. They usually disappear over time but sometimes they leave a scar. When those blemishes form white blood cells rush to the surface to help heal the area. But occasionally a scar forms. Popping and picking can send bacteria further into the skin and increase the blemish and it greatly increases the likelihood that a scar will appear. Nodules and cysts are more severe blemishes and have an increased likelihood of leaving scars...

How To: Make TCPO (for making glow sticks)

How to make TCPO or bis(2,4,6-trichlorophenyl) oxalate, used in glow stick reactions. WARNING: This procedure should only be performed by, or under the direct supervision of, an experienced chemist. Please refer to the material safety data sheets of all chemicals for their hazards. Synthesis must be performed in a fumehood.

How To: Create an old rusty control panel in Photoshop

Pixel Perfect is the "perfect" show to help you with your Photoshop skills. Be amazed and learn as master digital artist Bert Monroy takes a stylus and a digital pad and treats it as Monet and Picasso do with oil and canvas. Learn the tips and tricks you need to whip those digital pictures into shape with Adobe Photoshop and Illustrator. In this episode, Ben shows you how to create an old rusty control panel in Photoshop.

How To: Turn images into watercolor paintings in Photoshop

Pixel Perfect is the "perfect" show to help you with your Photoshop skills. Be amazed and learn as master digital artist Bert Monroy takes a stylus and a digital pad and treats it as Monet and Picasso do with oil and canvas. Learn the tips and tricks you need to whip those digital pictures into shape with Adobe Photoshop and Illustrator. In this episode, Ben shows you how to turn images into watercolor paintings in Photoshop.

How To: Make a lock miter joint

Watch this instructional carpentry video to woodwork a lock miter joint with a lock miter bit and set up block. Join materials at 90° by cutting a 45° miter and a matching tongue and groove glue joint. This joint not only increases mechanical strength, but also increases glue surface area and automatically aligns parts.

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