What Is a Rate? A rate is a comparison of two quantities that have different units. An example is 90 miles/3 hours, which is read as 90 miles per 3 hours. What Is a Unit Rate? Unit rates are rates where the denominator is 1. An example is 30 miles/1 hour. Rates to Unit Rat ...more
From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps. With this installment from Internet pedagogical sup ...more
Ghost chiles. They're the hottest chili peppers known to man, and they come from India. They're rated at over one million Scoville units. The typical jalapeño pepper only has between 2500 and 6000 Scoville units. You don't need liquor to get messed up on these jello shots! Re ...more
General Electric isn't known for their Christmas lights, but maybe they should be, because their GE Color Effects are pretty awesome. Especially the LED Color Effects G-35 String sets. And especially when someone named Darco hacks them. Darco, whose real name is Robert Sun Qu ...more
Recently, buyout talks between Google and Groupon ended with Groupon turning down Google's $6 million offer. But with Amazon backing LivingSocial, should they have? Your guess is as good as mine, but one thing's for sure— Groupon has a great voice, and they're sharing it with ...more
In music production the producer have to know about sound waves. This are something they should know. This is also part of a big part of Physics. Frequency: The rate at which something occurs or is repeated over a particular period of time or in given samples Pitch: The qua ...more
In just a few days, the biggest expo in the video game industry will unleash the newest games and hardware from all of the major companies. Nintendo is set to unveil its Wii-replacing Project Café and Konami will showcase its upcoming lineup, including new Silent Hill and Meta ...more
As silly as it may seem, Loews Resort's annual dog surf competition is indeed real. These pups aren't just props on a surfboard, they actually DO ride waves. Held in Imperial Beach, CA, this past week, the judges rate each canine contestant based on endurance and ability to c ...more
ultimatehandyman shows you how to Rewire a fuse from an older style consumer unit. What you need: fuse from an older style consumer unit, a tester/screwdriver, fuse wire of right thickness1. Use a tester to determine whether your fuse is in working condition or not. Once you a ...more
Fads, Fiascos and Good Stuff in FrontierVille This WeekThis is the first of what should, with luck, be a series of weekly columns.Fads firstIt’s St. Patrick’s Day in FrontierVille and it looks like staying that way for the foreseeable future, which will probably be about ten d ...more
April NPD Video Game Sales Every month around the second thursday the sales chart for video games and consoles are released for the previous month. They are released by the NPD group, the main company tracking video games sales in the US. Here are the top twenty games in the ...more
Take It On Many critics of Traditional Martial Arts (TMA) base their criticisms on the training methodology of the “old school.” Kata and pre-arranged partnered sets, they say, don’t prepare the trainee for anything “real.” The approach of TMA, they continue, is based on assu ...more
The DIY industry is booming, despite the desperate blackmailing of society by finance capitalists. Companies like Adafruit and Makerbot are grossing well over a million dollars a year, and Evil Mad Science Laboratories just recently dedicated themselves to running a full-time ...more
Smartphones are now indispensable when traveling. Domestic and overseas travel alike require food, navigation, translation, and so much more to make work or vacation successful. Gone are the days of lugging multiple tourist books around with you everywhere you go — you need to ...more
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. Android dev Richard Lucas created NetLive to help Android users monitor the transfer rates and usage of thei ...more
Japan is in the process of curbing its aging population and mature workforce. According to The Diplomat, the country's population has been declining at a steady rate. To meet future productivity demands in commercial and industrial sectors, local officials are turning to self- ...more
What Is Dimensional Analysis? Dimensional analysis is used to convert units. It's the process of analyzing units to decide which conversion factor to use. It's used by multiplying units by conversion factors, rates equal to 1. How Do We Use Dimensional Analysis? Let's say, ...more
While obvious, it's a lot more difficult to hack into a locked computer than an unlocked computer. As a white-hat hacker, pentester, cybersecurity specialist, or someone working in digital forensics, there's an easy solution — make it so that the computer won't fall asleep and ...more
Bed bugs are parasites not yet known to spread disease — but they cause plenty of irritation. As scientists and landlords search for new ways to deal with the pests, a new study examines how we can deter bed bugs without so many chemicals. While they don't infect us with anyt ...more
A slide shown during a China Mobile conference indicates that Samsung's Galaxy S7 handsets should be hitting the market next March. If this chart is to be believed, it strongly suggests that Samsung will unveil its flagships at Mobile World Congress in Barcelona (Feb. 22-25, 2 ...more
Antibiotic use in infants has been associated with a host of childhood conditions later in life. Yet when an infection is suspected in a newborn, usually a sample of their blood is drawn to check for the presence of bacteria and 5 to 8 percent of them receive antibiotics while ...more
Augmented reality has taken the advertising industry by storm, but the technology has a steep learning curve. Luckily for advertisers, Unity is here to flatten the curve a bit. At the Cannes Lions International Festival of Creativity 2019, Unity unveiled Responsive AR, a new ...more
It's human nature to wonder if the grass is greener on the other side. This is no more true than for people who use iPhones, and those who use Galaxy S phones. While iPhones were initially the gold standard for smartphones, Samsung's phones equal them in many ways and surpass ...more
A Brooklyn-based startup has launched a glasses-free holographic display for less than the cost of an iPhone 8 Plus. HoloPlayer One (see what they did there?), from Looking Glass Factory, consists of a light-field display, such as those rumored to appear in Magic Leap's devic ...more
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. In July, Verily, the Life Sciences unit of Alphabet, the company formerly known as Google, announced the la ...more
Solid-state LiDAR is cheap, robust, and compact in size — this is why the device is seen as the LiDAR of choice for future high-volume production of level 3 and level 4 cars. LiDAR sensors, or light detection and ranging sensors, play a key role in detecting surrounding objec ...more
On October 17, 1943, a story in the New York Herald Tribune read "Many laymen — husbands, wives, parents, brothers, sisters, friends — beg Dr. Keefer for penicillin," according to the American Chemical Society. Dr. Chester Keefer of Boston was responsible for rationing the new ...more
Despite hints hidden in internal iOS 13 code, Apple did not unveil its long-rumored smartglasses at its annual iPhone launch event on Tuesday. But the company did continue to move in the direction of AR wearables. Here's how... Don't Miss: Here's What You Need to Run ARKit 3 ...more
The latest version in Epson's Moverio line of smartglasses looks to offer a headworn window into the world that prioritizes versatility as well as mobility. While previous generations of Moverio smartglasses have been tethered to Android-based controllers, the Moverio BT-35E ...more
For those who thought the action in Pokémon Go was a bit too pedestrian, Father.io wants to recruit you for a multi-player, first-person shooter that unfolds on the streets of your own city. Through a mobile app, available now on the App Store and Google Play, and a pocket-si ...more
Android comprises an entire ecosystem of apps, games, functions, and features, so it would only make sense that it has its own lexicon. Words, phrases, and acronyms that didn't exist ten years ago are now used in an off-the-cuff style by developers and support technicians acro ...more
Samsung unveiled their new flagship device, the Galaxy S4, at a live event in New York City today. Here's a quick rundown of the specs and all of the new features that you can expect when you finally get your hands on one (whenever that will be). The GS4's Specs 5" 1920x1080 ...more
Apple has begun selling their new iPad mini at stores around the world starting today. The mini, a smaller and cheaper alternative to the larger iPad, has a starting price of $329 and is expected to sell around 1 to 1.5 million units in the first weekend, far below the 3 milli ...more
The job market has bounced back slightly in recent months, yet it appears that working remotely will be a way of life for many of us moving forward. With many industries disappearing, app development looks like it's here to stay. The Complete Developer Bootcamp is your ticket ...more
Despite Huawei's ongoing battle with the US government, the Chinese company has continued to release phones in the US under its Honor brand. The Honor X series has been consistently released for several years, offering midrange specs at ridiculously low pricing, and the Honor ...more
With a death rate of one in five, sepsis is a fast-moving medical nightmare. New testing methods might improve your odds of survival if this infection ever hits you. While we usually think of a deadly medical condition as the result of infection with a bacteria or virus, seps ...more
The culprit probably wasn't what doctors were expecting when a 57-year-old man in Hong Kong came to the hospital. The patient was admitted to the intensive care unit in critical condition. A clue to the cause of the infection would lie in the man's profession—he was a butcher. ...more
Even as health authorities describe the symptoms of Zika infection in the general population as mild, a new surveillance study finds serious side effects are more common, and serious, than previously thought. The Centers for Disease Control and Prevention (CDC) notes that man ...more
It hasn't even been eight years since Candida auris was discovered—cultured and identified from the ear canal of a patient in Japan—and now it's drug-resistant, setting up residence in hospitals, killing patients, and wreaking havoc across the globe. The yeast, C. auris, find ...more
We live in a computer world full of file formats. Whether we are talking about images, videos, or text documents, there are dozens of file types for each, and there are new ones added every year to applications. Keeping in mind that many of these formats were created before th ...more
Augmented, mixed, and virtual reality are all a little bit different, but as many expect—including Metavision—the continuum of our next realities will converge and give us one head-mounted display (HMD) platform that can do it all. If Vrvana, a Canadian company building AR and ...more
Google's new Pixel and Pixel XL smartphones are available for pre-order right now, but the general public won't start to get their hands on these devices for another week or two. Tech reporters got some hands-on time at Google's launch event on October 4th, but camera testing ...more
Having the right air quality can turn a room into an atmosphere. With a humidifier, you can see your skin dewy and your sinuses clear. Proper temperature control will keep you comfortable and content, and the right air purifier will give you clean air and peace of mind. If you ...more
Frequent readers of Null Byte are no strangers to the basic elements of app and web development. Whether you're a seasoned programmer who works extensively on front-end designs or an aspiring app-builder who's working on expanding your portfolio, you're likely familiar with at ...more
For those not used to it, working from home can be a difficult transition. Everything around you can be a distraction, and distance from your boss and coworkers means less pressure and incentive to get things done. So it's not surprising to see a major drop in productivity dur ...more
The Pixel 3 XL versus Galaxy Note 9. Stock Android versus Samsung Experience. When I began this comparison, I thought the Pixel 3 XL would be unfairly outmatched. But after looking at the specs side-by-side, you'll see a different picture. This year, Google delivered a worthy ...more
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 se ...more
I had the opportunity to speak with the COO of Osterhout Design Group, Pete Jameson, shortly before the announcement of the company's R-8 and R-9 smartglasses models at CES in January. And while I sadly could not make it to CES to test the smart specs out right away, ODG invit ...more
Six people have died from fungal infections in Pittsburgh hospitals since 2014—that fact is indisputable. The rest of the situation is much vaguer. A lawsuit has been filed against the hospitals on behalf of some of the deceased patients, alleging that moldy hospital linens ar ...more
Ask anyone that works on the development of driverless vehicle technology and there is a very good chance that AutonomouStuff will have supplied something to their project. Ottomatika, Cruise Automation, and Otto are all companies that specialize in self-driving technology, a ...more
When a dead body is discovered, finding out when the person died is just as important as finding out how the person died. Determining the time of death has always involved lots of complicated scientific detective work and less-than-reliable methods. However, a study by Nathan ...more
Of course, if it were a perfect form of currency, it would have become the standard by now. But it hasn't. Wanna know why? The story begins with the advent of agriculture, when humans had settled down under groups as units called villages, over 10,000 years ago. That's when t ...more
Unless you're someone who's terrified of social situations, chances are you love to talk. But no matter how much you want to share you life story or take over the conversation, you shouldn't. Your socially awkward coworkers that keep their mouth shut might actually have a leg ...more
Apple has four iPhone models for the remaining months of 2020, but the most impressive ones are the iPhone 12 Pro and iPhone 12 Pro Max. While the iPhone 12 and iPhone 12 mini are great smartphones, the "Pro" models offer more advanced features, especially for photographers an ...more
After piloting the Nreal Light in South Korea and Japan via carrier partnerships and securing another round of funding, Nreal is now ready to begin selling the consumer edition of the smartglasses to the western world as well as introduce a version for enterprise customers. A ...more
The Galaxy S10 has finally been revealed to the masses, and it certainly doesn't disappoint. As the flagship to herald the tenth anniversary of the venerable Galaxy S line, the S10 has kept popular and familiar design elements like the immersive Infinity Display while employin ...more
After delaying its launch by four months, LG revealed its 2018 entry to the flagship market on Wednesday, May 2. After years of an underperforming mobile division, the LG G7 ThinQ is the first product since a shakeup within the division to get things back on track, and it brin ...more
UPDATE: The P20 and its variants are officially available now. However, there's no official North American variant. You can purchase the international version of the P20 Pro or P20 Lite on Amazon, but be aware that it may not work perfectly on US carriers. As we approach the ...more
Thanks to ever more powerful smartphones — the iPhone X with its advanced A11 processor and the Galaxy Note 8 powered by Snapdragon's 835 come to mind — the mobile industry is fast closing in on consoles and PCs with regards to gaming. Game developers have been aware of this f ...more
One major component of Level 4 and Level 5 driverless cars is in very short supply. Venture capitalists and engineers from around the world are racing to fill the LiDAR production, price, and performance void. Production of LiDAR sensors is seeing months-long production bottl ...more