Composed Search Results

Classic Chemistry: Colorize Colorless Liquids with "Black" Magic, AKA the Iodine Clock Reaction

Want to make boring old colorless water brighten up on command? Well, you can control the color of water with this little magic trick. Actually, it's not really magic, but a classic science experiment known commonly as the iodine clock reaction, which uses the reactions between water and chemicals to instantly colorize water, seemingly by command. You can use different colorless chemicals to produce different colors, and you can even make the color vanish to make the water clear again.

How To: Make a cheap compost roller

This video explains how to make an inexpensive compost roller. The video begins with a composed pile shown covered with a tarp to keep rain away from. The materials needed for this project consists of 3" barrel nuts(2), 3" hinges(3) and machine screws(3pk) from a local Wall-Mart. The tools needed for this project consist of an electric drill with drill bit, screw driver, wrench, jig saw or key saw and a heavy duty utility knife. The compost roller made was just a simple plastic drum with a hi...

How To: Set up a Remote Desktop connection on a Windows PC

This video illustrates the method to Set up a Remote Desktop connection on a Windows PC. This process is composed of the following steps: Step 1Install "TeamViwer" software on the PC's which would be involved in this process.Step 2Create a connection between the computer you want to access remotely and the one which would be used to gain remote access. To create a connection , you need to connect them through Wi-Fi, LAN or through the internet.Step 3Open the TeamViewer software from the compu...

Hydration Hacks: The Scientific Benefits to the Various Ways We Drink Water

We all know that it's important to drink water regularly throughout the day. After all, it has so many benefits, including flushing toxins out of the body and maintaining kidney health and good bowel movements. Turns out that's only part of the story. While being properly hydrated is key to maintaining overall health, it's also a big component of maintaining and even increasing cognitive ability. Plus, drinking enough water regularly can help you lose weight, if you know when to drink it and ...

End of the Century: The Fin De Siecle's Role in Steampunk

With the new year right around the corner, it's time to talk about the end of the 19th century, a time which plays an enormous role in Steampunk. If you've done any reading of British books written from about 1890 to 1899, you may have come across the phrase 'fin de siecle' and wondered what it meant. You also may have come across this term in reading about the late Victorian era. No worries, I'll tell you all about it! Image by Giovanni Dicandia

How To: Save Some Cash on Apple's New Hybrid Fusion Drive and Make Your Own!

At the most recent Apple event, the company announced its new Fusion Drive, a hybrid hard drive designed to increase performance and speed by combining traditional and flash storage. It's composed of a small solid-state disk and a larger spinning hard disk drive, and files and applications are moved back and forth between the two based on how often you use them. A chunk of memory is reserved for whatever task you're currently doing, which means that multitasking doesn't slow down your compute...

How To: Send Your Secret Spy Messages Wirelessly Through Light with This DIY Laser Audio Transmitter

Looking to transmit some super-secret audio communications to your other spy buddies? A laser is the perfect tool for getting your sounds heard from a small distance—without anyone intercepting them— even if it's just a cover of your favorite pop song. A laser audio transmitter uses light rather than radio waves to transmit sound. This is a much more secure way to send audio communications because the laser is a focused beam of light, whereas radio waves are not controlled, so they can be pic...

How To: Discover the Hidden Colors in Everyday Objects with This DIY Video Spectrometer

A spectrometer is a device that splits light into all of the different colors it's composed of that can't be seen with the naked eye. It does this by using a prism to refract or bend the light. Jeffrey Warren over at Public Labs created a tutorial showing how you can make your own video spectrometer and create spectra like the one pictured below. Any guesses as to what the subject is? Believe it or not, that's what whipped cream looks like when viewed through a spectrometer. You can do this w...

News: Quite Possibly the Best Lightsaber Replica Ever (This Is Not a Jedi Mind Trick)

Bradley Lewis is a visual effects artist for BioWare by day, but in his spare time he runs Slothfurnace, a blog dedicated to showcasing his incredibly realistic lightsaber replicas. His latest, which took 18 months to build, is Obi-Wan Kenobi's Reveal Lightsaber from A New Hope. It was made with a real crystal, just like the movies, and has a Crystal Focus Saber Core designed by Plecter Labs which controls the light and sound. The blade is composed of 84 LED lights and powered by two 3.7 volt...

Market Reality: Qualcomm & DigiLens Prepare Components for AR Wearables & Retailers Get an AR Reality Check

It will likely take a few more years before smartglasses are ready for primetime as component makers achieve the innovations necessary for consumer-centric device designs. Nevertheless, two technology companies are making steps in that direction as Qualcomm is rumored to be working on a chip dedicated to AR & VR headsets, while DigiLens has reduced the size of its waveguide displays for motorcycle helmets.

Market Reality: Vuzix Defends Blade, Magic Leap Shows Off ML1 & Snapchat Reintroduces Consumers to Its AR Camera

The augmented reality business was all about audiences this week. Vuzix looked for an audience with the Supreme Court of New York regarding a defamation lawsuit against an investor. Magic Leap held an audience with royalty, showing off the Magic Leap One in a rare public appearance. And Snapchat wanted to remind its consumer audience of all the things its camera can do.

Raspberry Pi: WiFi Analyzer

It has been a while since my last Raspberry Pi tutorial , but now I am back with another tutorial. This one I should note isn't your typical tutorial, but as always lets boot up our Pi and wreck havoc.

How To: Reduce Browning in Avocados & Other Fruits by Switching Your Knives

Keeping apples or avocados from browning after being cut is impossible; within minutes of being exposed to air, these fruits (yes, avocado is a fruit) begin to brown. No matter what you try—adding lemon juice, keeping the pits in place, immediately sealing the produce in an airtight bag—brown discoloration always occurs. However, air is not the only reason that foods like apples, avocados, and lettuce brown: it's also due to the knife you're using.