This video is a discourse about saltatory conduction in the neurons. According to the author, it begins with the opening of a gate on the membrane of one of the dendrites of a neuron, and positive charge enters through this gate. The positive charge spreads throughout the cell, and gets dissipated as it spreads, so that, by the time it reaches the Axon hillock of the neuron, it is left with very little potential. However, the potential which results from the simultaneous excitement of many de...
Eel sauce, or kabayaki sauce, is a thick, sweet Japanese sauce commonly served as a dipping sauce for Japanese seafood dishes. This eel sauce recipe is quick and easy... as well as delicious.
Sometimes it's more than just inconvenient when your electronics lose power. Sometimes, losing power could be dangerous. Never worry about a dead cell phone again! Charge your portable electronics by harnessing the power of the sun.
If you're a klutz with a really expensive cell phone like an iPhone, there's still hope for you. Lee Waterman shows us how to repair the broken glass and digitizer on an iPhone 3G. With a couple of special tools, you'll have that iPhone looking like new in no time!
Ever need to text someone, but don't want to use up your texting limits? Or you want to text someone, but your phone doesn't have texting capabilities? As long as you're near a computer, this video has you covered.
Hak5 isn't your ordinary tech show. It's hacking in the old-school sense, covering everything from network security, open source and forensics, to DIY modding and the homebrew scene. Damn the warranties, it's time to Trust your Technolust. In this episode, see how to session hijack with a pineapple.
This video tutorial is about Android, and no it's not a robotic creature, it's a software platform and operating system form mobile phones and PDAs. The Android system is based on Linux and was developed by Google and the Open Handset Alliance. Code is managed in the Java language, but can be written in C also, although C is not officially supported. A lot of the new cell phone and other mobile devices will be running off of Android, so know how to use it.
PCs are quickly becoming the center of our digital universe. With PDAs, cell phones, portable media players and other electronic devices; keeping your content synchronized has been a challenge. With the new feature, Windows® Sync Center in Windows Vista™, you now have a single place to keep all of your devices and information up to date. For detailed instructions on using Sync Center for your own data syncing needs, watch this how-to.
Studying to be a nurse? Then here is a nursing how-to video that teaches you how to treat a trauma wound in the right lower extremity. Every nurse should know the basics of this technique, follow along and see how easy it is to use suction with a diverted tip to treat a wound that came as a result of a trauma. Our host recommends using a suction device plus Aqua Cell and lyofoam as part of the treatment. These medical tips are sure to help you pass your nursing exam with flying colors.
Change a normal 9v battery into a life saver. If you have ever run out of juice on your phone and could really use a quick charge then you need a USB battery.
Potassium is an important metal for keeping your cells alive and can be found in many foods, including fruits, vegetables, and meats. Potassium is a mineral that helps maintain normal fluid balance in your body, helps control blood pressure and reduces your risk of kidney stones. Potassium is particularly high in foods like bananas, sweet potatoes, yogurt, yellow fin tuna and soy beans. Try these tips for buying foods rich in potassium in this healthy nutrition how-to video.
Microsoft Office Excel 2007 has a new design that makes your work easier, faster, and more efficient. The new Ribbon puts the commands you use most often in plain sight on your work surface instead of hidden in menus or dialog boxes. Ready-made cell styles let you quickly format your worksheet to make it easier to read and interpret. The new Page Layout view shows how your printed worksheet will look as you're creating it.
Are you a scientist in need of a method distinguishing bacterial species into groups based on the chemical and physical properties of their cell walls? Well, that's where a Gram staining procedure comes into play.
This is a short video tutorial of how to correctly remove the SIM card from the Palm Centro Smartphone. First thing you will have to do is remove the battery cover on your cell phone. Then, take the battery out. Right there is your SIM card access. You will need to remove the Stylus before attempting to remove the SIM card on the Palm Centro Smartphone. Just watch and learn to see how easy it is.
This is a guided hands-on laboratory activity to help a student understand the proper and safe use of a multimeter to measure electrical resistance. These two video guides the student through the proper techniques for measuring resistance with a multimeter, but you'll need some assorted resistors, a rectifying diode, a photo cell, an electronic labs kit, and some other stuff.
No matter how careful you are and no matter how steady your hands, it's inevitable that you'll drop things you don't want to drop. Your cell phone, your keys, your wallet, and sometimes your portable video game device are all liable to get floored - and scratched.
This video tutorial is about Android, and no it's not a robotic creature, it's a software platform and operating system form mobile phones and PDAs. The Android system is based on Linux and was developed by Google and the Open Handset Alliance. Code is managed in the Java language, but can be written in C also, although C is not officially supported. A lot of the new cell phone and other mobile devices will be running off of Android, so know how to use it.
This shows how to fold and assemble Sonobe Units, a very basic modular origami unit.
After entering into settlement talks with Epic Games over the gaming giant's trademark challenge, Nreal is now ready to open up the floodgates to potential early adopters in the augmented reality space.
If you're a beta tester, you know Apple released iOS 13.3 this week, bringing with it stability for multitasking as well as minor changes throughout the OS. It seems Apple doesn't want the rest of us to go without this critical patch, as the company releases iOS 13.2.2 today, Thursday, Nov. 7.
Augmented reality might not be able to cure cancer (yet), but when combined with a machine learning algorithm, it can help doctors diagnose the disease.
After Vuzix's scorching hot week at CES, the future of AR is so bright, we have to wear (smart) shades. Luckily, Vuzix is making it easier for consumers to grab a pair.
Following up on a preview of the deal we reported during last week's CES, Dell has officially announced the details around its role as the first company to resell the Meta 2 augmented reality headset.
A Brooklyn-based startup has launched a glasses-free holographic display for less than the cost of an iPhone 8 Plus.
GE Aviation and their software partner Upskill are seeing success by giving their mechanics smart tools and smart glasses, the latter in the form of Google Glass.
Infections with group A streptococcus, like Streptococcus pyogenes, claim over a half million lives a year globally, with about 163,000 due to invasive strep infections, like flesh-eating necrotizing fasciitis and streptococcal toxic shock syndrome.
For a company more associated with debugging computer programs, Google's parent company, Alphabet, is making a name for itself by taking on the real thing — mosquitoes.
Coronaviruses are common viruses, and most of us catch one at some point — they cause about 30% of all common colds. A new accidental discovery could help fight these viruses, even the deadlier, emerging ones.
While many analysts predict that the market for augmented and virtual reality will continue to grow over the next five years, now is the time for investors to get in on the ground floor.
Intense exercise can cause problems with our digestive tract. It even has a name — "Exercise-induced Gastrointestinal Syndrome." Simply put, strenuous exercise can damage the gut and let the bacteria that reside there potentially pass into the bloodstream.
Another entrant — Aryzon — has joined the competition to be crowned as the "Cardboard of AR." The Netherlands-based startup launched their Kickstarter campaign Monday (May 29) and the campaign has already surpassed its funding goal. The company expects to ship units to backers in September.
Phase 2 of a Zika vaccine trial began in the United States this week, along with Central and South America.
Google's Pixel smartphone is striking up some heated competition between phone makers HTC, LG, TCL, and Coolpad, as the Pixel 3 gets ready to release in 2018. Yep, you heard that right—not the Pixel, not the Pixel 2, but the Pixel 3—which shows that Google is really committed to the future of its new flagship line.
In the past, infection with human immunodeficiency virus (HIV) commonly led to dementia as the virus made its way to the brain. Even in effectively treated people, HIV can hide out and replicate in places like the brain, where it's tough to detect. That's why it's very concerning that half of all HIV-infected patients still report cognitive problems.
By looking for the mechanism that allows influenza A to invade lung cells, scientists also discovered a treatment that might block the virus from taking hold there.
As drug-resistant bacteria become more commonplace, researchers are looking for new antibacterial strategies to disrupt disease-causing microbes. Some scientists are working to create new drugs, while others are trying out drug combinations. Another group, however, are ditching pharmaceuticals altogether and experimenting with non-drug alternatives.
Transmitted by a sandfly one-third the size of a mosquito, parasitic Leishmania protozoa are responsible for a flesh-destroying disease that kills an estimated 20,000 people per year. Two new studies offer understanding of how the parasite provides immunity through persistence and why some people suffer more virulent forms of the disease.
Lighthouses and signal fires may have been the first social media. Without the ability to share language, a distant light meant "humans here." A new study from the University of California, San Diego, finds that bacteria can also send out a universal sign to attract the attention of their own, and other bacterial species.
Fasting—or the practice of regularly abstaining from ingesting anything except water—is a pretty drastic move. I tried to fast for two days and made it to the 12-hour mark, which is when I broke down and ate a quart of ice cream.
If you have a limited or restricted data plan, monitoring your usage can be the difference between escaping the month without overage fees or emptying out your wallet.
