Read Piya Sadana's work in technology.
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A person may think of a battery as a small device that powers a phone or car. Flow batteries use an electrochemical process with liquid electrolytes and specialized equipment. The design of a flow battery represents…
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A clock accurate enough for day-to-day use could still be too imprecise for researchers. Optical atomic clocks are based on the idea of how much time can be measured using atoms and light. This technology proves that…
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An Electric Vehicle (EV) is usually studied for its mileage, its ability to transport you from one point to another. Bidirectional Charging offers another possible use for an EV. Bidirectional Charging allows an…
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Most warning signals in our daily lives are things that can be foreseen hours or even days in advance. Earthquake early warning is a much shorter period, but one that enables critical actions to be taken that can…
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Constructing a larger telescope allows astronomers to observe more light, but light waves can be deformed while traveling through the atmosphere. Adaptive optics are used correct for distortions that would otherwise…
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Converting salty water into fresh water seems like a simple process. However, desalination involves a number of factors, including the equipment used, the energy needed to make the process work, and what to do with…
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When a striking image appears in a website, the image itself may not tell us much about who created it or its history. Who created this image? Was it edited after they made it? Was it created by an artificial…
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Electric cars have made battery-powered transportation commonplace. Electrification offers advantages for airplanes, but it presents a different set of challenges to engineers. They must think about how a propulsion…
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Nuclear fusion may be the most compelling energy technology around. That’s mostly due to the fact that it seeks to copy the most powerful process in the universe. But what does that really mean? We have to go beyond…
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Batteries power our world from our personal transportation to ways communities store electricity. Lithium-ion batteries get the most attention, but researchers are working on batteries that use sodium. But do we…
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Developers require data to test out their software and design artificial intelligence systems, but actual records have the potential to give away private information. Synthetic data can generate artificial records…
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A rocket launch is a wondrous spectacle, but what makes a particular spacecraft program special is the promise of returning valuable hardware. The concept of reusable rockets adds an element of an engineering…
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One company’s application can involve the contribution of hundreds of developers. Their work comprises the application’s software supply chain, and the features are built using various components. One may ask, why is…
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When multiple entities need to keep track of related information, questions about control over that information may arise. A blockchain is one possible solution for managing that information, and understanding why it…
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While we may hear of this being a possible fuel source, people forget that there is a production involved. This production method consists of breaking water molecules into hydrogen and oxygen gases by using…
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“A farmer might occasionally see her sprawling field of green and think about how best to meet the varying demands of the terrain. Maybe a section needs less water, or another area might need different care as the…
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There are two broad categories of climate tech, each of which deals with greenhouse gas emissions differently. Some seek to prevent them from appearing in the atmosphere in the first place, but the direct air capture…
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Not all of space technology has to be huge. It can be condensed into a cube-like structure, and then put on a satellite to be studied by researchers. CubeSats are evidence that a standard-sized spacecraft can have a…
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There is heat beneath us, but there needs to be a pathway for fluids to travel in order to create electricity. The process is called enhanced geothermal technology. The technology would allow us to engineer…
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Much of what takes place in the ocean is out of sight. There is an extent to which underwater measurements must be taken from below the surface, and at times it is inaccessible to people. Ocean gliders enable people…
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Although a processor may appear monolithic and integrated, its design may include various distinct chips. Known as chiplets, these smaller components provide a certain level of modularity and serve to demonstrate the…
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An AI can answer a question without knowing the document that contains the correct answer. The answer given as if from a native speaker might lack essential elements from a source that it does not have access to.…
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Encryption safeguards information by rendering it unreadable without the proper key. However, many common processes of computing analytics require information to be decrypted beforehand. Homomorphic encryptions offer…
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A factory robot does not need to complete all aspects of a job in order to be useful. Sometimes, its value lies in completing a single, repetitive task while the rest of the process is done by humans. Collaborative…
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When a consumer flips a switch, they do not have to consider how the electricity will get to the bulb. The grid is a system that requires human input to deal with fluctuations, outages, and other issues. Smart-grid…
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Zero Trust Is A Model That Considers Access To Systems And Data Requires Permission, Not The Opposite Essay
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A picture may create an impression of a landscape, but measuring it requires additional steps. What is the height of the road? How does the surface slope? The LiDAR technology enables scientists to obtain such…
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The majority of individuals buy computers based on a set of requirements regarding power, cost, and battery. However, there are specific standards that define instruction and control a processor’s functions and…
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Picture going to school and learning that some files cannot be opened due to deliberate interference and demands for payment to reverse the situation. Such a prospect highlights the issue of ransomware: an attack on…
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You have your phone out, and instead of a social media app you see a preview of how your new desk would look in an empty room. With this sort of technology you can see the desk in an environment, but the environment…
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When it comes to improving computers, the first ideas that come to mind are faster processors or more memory. But could there also be something intrinsic in the organization of the machine itself? The area of…
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Enhancing solar technology is not only about discovering new locations for panel installation; scientists try to understand how to get more electricity from existing photovoltaic cells by studying their materials.…
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A survey can be taken and provide helpful information about a community without giving away answers from the individuals who took it. The challenge is sometimes about finding ways to share the beneficial statistics…
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A spacecraft can gather information, but how does research continue if scientists do not receive the results? The process itself can limit the value of a mission since the researchers do not get all of the data.…
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Though it may look nice, a website that is not intuitive to use will ultimately fail at delivering the information that it wants to convey to its users. From an image that does not have textual explanation or a video…
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The idea of being able to print a building sounds impressive, but the practical side is different. A building must be able to hold up for a long time. The construction technique of 3D printed concrete is being…
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Artificial intelligence has to learn from some amount of information in order to make decisions later. However, this information sometimes needs to be gathered somewhere specific in order for the intelligence to get…
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If a computer can be trusted to decide the right thing, then people will want to know why it made that decision. Explainable artificial intelligence explores this very question by analyzing how the AI produces…
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Whether it be a phone, which is unable to be used, or an electric vehicle that must come to a stop, batteries power a variety of technologies. The enhancement of these sources could lead to the increase of…
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When one thinks of artificial intelligence, one might think of the largest and most capable systems. Yet, to use one of the most common applications of AI to perform a simple set of operations, one may not need…
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Modifying a factory process can create confusing bills from the company's accountants, but what if the process changes led to even more chaotic problems? For engineers working in manufacturing, being able to look at…
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Despite the vastness of space, a zone around the Earth reaches an unacceptable level of congestion due to the objects in orbit. It turns out that the beauty of technology is veiled by the clutter from where it came.…
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When people think of 3D printing, they may imagine plastic trinkets or the classroom project from their high school engineering class. Meanwhile, the same technology can create medical devices, where patients’ needs…
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Whenever you hear about computing, you expect things to be sent somewhere far away. Not all the time is it advantageous to send every bit of information to some mysterious distant machines. There are times when a…
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A new phone is an amazing sight—a better camera, faster processor, and a battery that can keep up with your daily use. But what about the old device? What becomes of its metal frame and circuit board? Technology…
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Anyone who emails or texts someone or signs up for an account on some website knows that there is always something in place to keep their personal information secure. However, scientists are currently trying to…
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Few Internet users can recall the anxiety of the forgotten password. While creating another password is an option, a new character string has to be memorized in any case, and the password complexity rules must be…
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When one asks a question to an AI chatbot, the response is visible on the screen after only a few seconds. It is easy to forget that the result is the work of computers that require electricity to function. With the…
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Imagine a situation where you receive a call from a familiar voice saying that they are in trouble and need money. It would be hard to ignore such a request because almost everyone would assume that a familiar voice…
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What if an AI assistant created, updated, and even prepared messages for a project you'd asked about? The technology to do this kind of thing is already here, and understanding how valuable it can be, and when that…
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