Boosting Cell Signal

Automotive augmented reality company WayRay has set its destination for a $1 billion valuation with an estimated time of arrival of 2019, and it has just passed a major milestone towards that goal. On Tuesday, the company announced that it has closed an $80 million Series C r ...more

Elon Musk has repeatedly said Tesla models in production today have the requisite hardware to offer "full self-driving" capabilities. But for features more advanced than Level 3, Tesla will, in fact, have to revamp Autopilot's hardware to handle the extra computing load. More ...more

The body's usual response to a bacterial infection in the blood — called sepsis — takes time. It requires a carefully orchestrated sequence of events that gets the body's immune system ramped up to deal with the invading bacteria. A type of white blood cells called macrophage ...more

Usually, we think of vaccines as preventative, a shot we get to prevent the flu or some childhood disease like measles or mumps. But there are vaccines for other purposes, such as the ones studied by researchers from the Netherlands. A report published in Current Opinion in V ...more

We usually associate Salmonella bacteria with a dangerous type of food poisoning, but they actually are pretty good at seeking out tumors. That trait made the bacteria a great candidate to deliver a protein that would help knock tumors out. Jin Hai Zheng, from Chonnam Nationa ...more

If you're ever lost or hurt out in the middle of nowhere with a dead cell phone, you might be able to "flag" down help as long as you're near some railroad tracks. Some train tracks carry a small electric charge as a means of detecting other trains for signaling or for detect ...more

"Ahoy-hoy." If telephone titan Alexander Graham Bell had his way, we'd all be answering phones like Mr. Burns. Thankfully, frienemy Thomas Edison had enough sense to realize we weren't always on the briny. He preferred "hello" as our standard telephone greeting, which he is c ...more

What's the first thing you would do once you realized you were lost in, say, a desert? If you're like me, you would immediately pull out your cell phone and start dialing every number. But what if you have no service? What if your battery is dead? If you make this survival so ...more

All those Apple commercials encouraging people to use their iPhones to make their smartphone movies look amazing, but how can you achieve some of the same looks? That's the question many often ask after plunking down over $1,000 for a brand new iPhone, shooting some video, and ...more

Publicly, things have been pretty quiet over at Meta, the augmented reality headset and software startup based in Silicon Valley. But that doesn't mean that the company doesn't have a few strong opinions about the state of AR in 2018. In a recent TED talk, one of the company' ...more

As if the swollen, painful joints of rheumatoid arthritis weren't enough, the disease is the result of our immune system turning against cells of our own body. Ever since this realization, scientists have worked to find the trigger that sets the immune system off. Scientists b ...more

Cancer cells do a pretty good job of flying under the radar of our immune system. They don't raise the alarm bells signaling they are a foreign invader the way viruses do. That might be something scientists can change, though. A team of researchers has built non-infectious ar ...more

Not all bacteria in the eyes cause infection. A group of researchers from the National Eye Institue has shown that not only is there a population of bacteria on the eyes that reside there but they perform an important function. They help activate the immune system to get rid o ...more

Colorectal cancer — cancer of the colon or rectum — is the third most commonly diagnosed cancer in the US. To reduce the chances of a diagnosis we are all urged to stop smoking, keep our weight down, decrease our intake of alcohol and red meat, keep active, and get screened fo ...more

People who have heart disease get shingles more often than others, and the reason has eluded scientists since they first discovered the link. A new study has found a connection, and it lies in a defective white cell with a sweet tooth. Shingles is a reactivation of the same v ...more

Even before we are born, our immune system is hard at work. New research shows how the developing fetal immune system takes advantage of the time and opportunity of gestation — in the presence of mom's cells and tissues — to develop a sense of self. Contrary to widely held be ...more

Most of us have already had an encounter with the Epstein-Barr virus, or EBV, for short. As part of the herpes family, it's one of the most common disease-causing viruses in humans. We get the disease with (or without) some nasty symptoms, then we recover. However, EBV stays i ...more

Bioluminescence — the ability of an organism to produce and emit light — is nature's light show. Plants, insects, fish, and bacteria do it, and scientists understand how. Until now, though, we didn't know how fungi glow. Now, thanks to research led by Zinaida Kaskova in the I ...more

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 concern ...more

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. An infection of the lungs is called pneumonia, which is caused by bacteria, viruses, and fungi that target alve ...more

A new study just out reveals that HIV takes hold in the human body with the help of cells that usually work to heal, not kill. HIV invades the body through genital or rectal mucous membranes. Exactly how that occurs on a molecular level was not understood until now. The study ...more

The rate of preterm birth has been increasing in the United States for unknown reasons, causing increased health risks for infants born too soon. But researchers may have found a signal that could help doctors plan ahead for, or even prevent, early birth with a simple swab of ...more

You know the signs—sneezing, fever, nagging cough, no energy, no appetite. It's the flu, but this time, it's your dog who's down and out. Yes, dogs get the flu, too. However, a team from the University of Rochester Medical Center and their collaborators have developed a new va ...more

Cholera may be rare in the US, but cases of the disease have increased worldwide since 2005, particularly in Africa, southeast Asia, and Haiti. An estimated 3 to 5 million people are infected, and more than 100,000 die from the disease globally each year, mostly from dehydrati ...more

The right music can spur you to pick up the pace during an intense workout, pep you up before you hit the treadmill or walking path, and even encourage you to lift for just a few extra reps. Although we all have our favorite workout playlists, scientists have discovered what i ...more

Sometimes you've got a head of lettuce that you want to eat but it lacks a certain youth. In other words, it's wilted and browning at the edges. Other times, you get to the grocery store near the end of day and the only lettuce or greens available look a little on the sad side ...more

You don't need to be a robot to be overly concerned with battery life, especially if we're talking about Terminators, which have nuclear or hydrogen fuel cells that keep them running for years straight. It will be a long time before smartphones get that upgrade, so in the mean ...more

If you've recently joined the ever-growing ranks of the cable cutters, you're far from alone. More and more people (myself included) are getting fed up with service providers' outdated subscription models and absurd pricing—and canceling their service. And why not? There are ...more

The year 2021 is already promising to yield a number of major shifts in the augmented reality landscape, and Snap is signaling that it has every intention of being an aggressive part of that narrative. On Tuesday, it was revealed that the company has acquired a London-based r ...more

For all the benefits 5G brings to cellular data, it isn't without weaknesses, the biggest being privacy. Yes, the latest standard comes with breakneck downloads speeds up to 4.3 Gbps, but at what cost? Like with all things on the internet, 5G devices open opportunities for bot ...more

Apple released the fifth developer beta for iOS 12 on Monday, July 30, only 13 days after the release of dev beta 4 and 12 days after public beta 3. Until this release, Apple kept a consistent two-week schedule for developer beta updates, so we were a little surprised to see t ...more

When you don't want somebody you're calling to know the real phone number associated with your iPhone, whether it's for privacy reasons, to avoid being called back, or to prevent being ignored, there are multiple things you can do to block it on their caller ID. Some of the b ...more

When you have an infection, a doctor prescribes antibiotics to make the bacteria that causes it disappear. Sounds like a good idea, but the disappearance of microorganisms that have inhabited humans for millennia could be driving rising numbers of serious illness and debilitat ...more

Activating the body's own immune system to fight cancer is the goal of immunotherapy. It's less toxic than chemotherapy and works with our body's natural defenses. The trouble is, it doesn't work for most patients — only about 40% of cancer patients get a good response from im ...more

As if being pregnant did not come with enough worry, a new study found that certain antibiotics are linked to an increased risk of spontaneous abortion, or miscarriage — a terrifying finding for any expectant mother. The study, published in the Canadian Medical Association Jo ...more

The evolution of our infection-fighting systems may have something to teach modern scientists. That's what a group from the University of Granada in Spain found when they studied a protein that's been around for over four billion years. Their work, by senior author José Sánche ...more

HIV-infected people who are treated long-term with antiviral drugs may have no detectable virus in their body, but scientists know there are pools of the virus hiding there, awaiting the chance to emerge and wreak havoc again. Since scientists discovered these latent pools, th ...more

We can add one more health effect of our gut bacteria to the growing list. Researchers from the UK have just reported that the gut microbiota plays a role, both directly and indirectly, on the toxicity and efficacy of chemotherapy. Their findings are published online in the j ...more

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 ditchin ...more

Before you bite into that beautiful tomato in your garden, the tomato fruitworm, or the Colorado potato beetle, might have beat you to it. At the annual meeting of the American Association for the Advancement of Science (AAAS), researchers explained how microbes inside the gu ...more

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 ...more

What's in a sneeze? Quite a lot—dirt, mucus, and infectious germs—it seems. And sneezing the right way can reduce the germs you share with neighbors. It's just a sneeze right? Everybody sneezes. So if you share a few germs when you are sick (or not sick), it's not such a terr ...more

When Kaci Hickox, a Doctors Without Borders nurse, returned to New Jersey from working with Ebola patients in West Africa in 2014, she was surprised by her reception. Instead of a quiet return to her home in Maine after four weeks on the front line of Ebola treatment, she was ...more

Findings from a mouse study suggest that the Zika virus infection may have serious reproductive consequences for men. Zika is a mosquito-borne virus that often produces no symptoms in men or women. Those who do have symptoms usually experience a minor rash, low-grade fever, p ...more

New weapons are needed to combat antibiotic-resistant bacteria. Instead of drugs, scientists have discovered in an animal study that they may be able to harness vampire bacteria to vanquish pneumonia. Microbes, good and bad, predate and outnumber us. Humans will never "win" a ...more

When it comes to smartphones, the biggest complaint voiced by most users is battery life. Sure, it's unrealistic to expect your Android device to run for weeks without a recharge, but many folks struggle to even make it through the day without having to top off their battery. ...more

It's a shame that one of the world's tastiest foods can be such a pain to prep. Most cooks are familiar with this conundrum: chopping or crushing garlic releases a pungent liquid that causes bits of garlic to stick your knife and hands, creating a messy affair. So what is goin ...more

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. However, I may have to try it again, since "sh ...more

Welcome back, my greenhorn hackers! Now that we're familiar with the technologies, terminology, and the aircrack-ng suite, we can finally start hacking Wi-Fi. Our first task will be to creating an evil twin access point. Many new hackers are anxious to crack Wi-Fi passwords t ...more

When the power goes out, having the ability to contact others becomes extremely important, and your cell phone can be one of the most important tools to have. But if the power is out for an extended period of time, battery life becomes a constant problem. Without the ability ...more

People are always looking for ways to save money, and for the most part, saving money and cheating the system are synonymous when it comes to things like free internet access. Practically every new gadget is capable of connecting to the web, which means more and more people ar ...more

The introduction of smartphones has been what some may see as a step backwards in technology regarding batteries. The first cell phone that I had would last 3-4 days on a single charge; however, the lack of functions minimized the use that is saw. The iPhone's feature-rich pl ...more

Your social security number, credit card information, and medical history can fall into the wrong hands if you're not careful about how and where you share your data online. If you really care about your data, there are tools and techniques you can utilize to protect yourself ...more

There's a lot more to your iPhone's dialer screen than just entering phone numbers and hitting the green call button. It's not very obvious, but there are secret codes that you can enter on the dialer to find out information about your device, help troubleshoot issues, and mas ...more

Today could mark the beginning of a new age in wireless charging. The FCC has certified the WattUp transmitter, a revolutionary technology that could shape the future of smartphone charging. This new tech addresses many of Qi charging's limitations, and if things go right, may ...more

People infected with HIV take many different types of pills every day to decrease the amount of virus in their body, live a longer and healthier life, and to help prevent them from infecting others. That could all be in the past as new clinical trials testing the safety and ef ...more

Most people are familiar with the decline of honeybee colonies around the world. Among other threats, Colony Collapse Disorder (CCD) is eroding the capability of honeybees to maintain their hives and provide their services to human farmers. Not usually discussed as major driv ...more

Citrus greening disease — caused by a bacteria spread by psyllid insects — is threatening to wipe out Florida's citrus crop. Researchers have identified a small protein found in a second bacteria living in the insects that helps bacteria causing citrus greening disease survive ...more

A new study has found that up to half of people who think they have a penicillin "allergy" can still receive the drug, and other antibiotics with similar structures, without any negative reactions to the meds. Why? Because they're not really allergic, doctors say. In truly pe ...more

Although their effectiveness is waning, antibiotics remain a front-line defense against many infections. However, new science reveals using the wrong antibiotic for an infection could makes things much worse. It is common knowledge that overuse of antibiotics has led to the g ...more