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How To: Hair Chalk

In this video, we show you how to add some green to your hair (or any colour for that matter) using chalk. It is simple and won't damage your hair or your clip-in extensions.

How To: Make DIY Decorative Shell Dresser Knobs

A quick way to revamp an old dresser is to change out the knobs for some new decorative ones. Here’s an easy and budget-friendly way to make your very own DIY dresser knobs using shells – perfect if you’re looking to add a little bit of the beach to your decor: What you’ll need: shells (I got mine from the Dollar Store), nuts & washers, bolts (about 1 to 1.5 inches longer than the thickness of the shell), scrap rigid cardboard, rubber bands and epoxy glue.

Meet Tanky: The Super Smart DIY Tank Robot That Can Map Its Own Surroundings

There are plenty of tank robots out there, but how many of them can recognize 3D objects and map their environment? Tanky, the tracked mobile robot, can do all that and more while rolling around on his bicycle chain treads. Created as a Master's thesis project, Tanky is made almost entirely of parts you can find at your local hardware store. It was built in two "layers" with the motors, electronics, and batteries on bottom and the processing unit, a laptop, on top. The motors came from cordle...

How To: Hacked Portal Gun Prop Actually Levitates a Companion Cube!

Portal, the popular game from Valve, has been critically acclaimed since its release in 2007. Its unique gameplay and humorous storyline is the reason for its popularity amongst nerds everywhere. This has also spawned a large community in cosplay and prop design. The most popular aspect of the game has to be the awesome portal gun. The gun creates companion portals on almost any surface that allow the player to jump form place to place with ease and also allows you to move heavy objects with ...

News: Airlines' Reliance on Group Boarding Could Spread Pandemics

On the airplane, in the middle of cold and flu season, your seatmate is spewing, despite the clutch of tissues in their lap. Your proximity to an infectious person probably leaves you daydreaming (or is it a nightmare?) of pandemics and estimating how likely it is that this seatmate's viral or bacterial effusions will circulate throughout the plane and infect everyone on board.

Nature's Secret Code: How to Select Vegetables at Their Peak

There are a lot of people out there who don't like vegetables, but I would contend that that's because they haven't eaten any really good vegetables. I thought I hated tomatoes (okay, technically a fruit, but used mostly as a vegetable) until I ate some fresh from a garden. One bite of a juicy, ripe heirloom tomato made me realize that I love tomatoes—it's those bland, mealy supermarket tomatoes that I hate.

How To: The Top 5 Home Remedies for Treating Poison Ivy & Poison Oak Rashes

Summer is the best friend of poison ivy, oak, and sumac. When the weather is hot outside, people spend more time in the great outdoors, which means more people accidentally running face first into some poisonous shrubs, leaves, and vines. If that sounds like you, instead of suffering through the itch or spending money on expensive pharmaceutical solutions, try some of these home remedies out.

How To: Create a Neytiri Avatar makeup look

The Na'vi don't have eyebrows. While you could just paint your makeup on over your brows if you don't have prosthetic appliances to cover them, a neat trick is to take a giant glue stick (or the spirit gum) and go over your eyebrows with it, rubbing the stick in the opposite direction of eyebrow growth. Let it dry and then do it one or two more times (depending on how thick your brows are). With your brows flat against your skin with a layer of "glue skin" over them, you can have a nice, flat...