UAVs are Aircrafts that are piloted remotely by some person who is at a different place. These UAVs of various sizes and shapes can fly continuously for more than 24 hours and some of them can only fly for less than 30 minutes. Some UAVs have wings of several meters …
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Spider silk is also known as gossamer. It is a sought-after biomaterial. Spider silk is a protein fiber made in the glands of a spider. This silk is flexible and lightweight. These fibers are waterproof and have a tensile strength similar to that of steel. These fibers can be stretched …
Read More »The world faces the challenge of responding to not only the new issues emerging from COVID-19 but also those related to climate change and rising restrictions on natural resources, while sustainably meeting a growing demand for energy and food. These are intimately involved with the need to control climate change …
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Quantum sensors are measuring device that takes advantage of quantum correlations, such as states in a quantum superposition or entanglement, for better sensitivity and resolution than can be obtained by classical systems. QP will boost the capabilities of all sorts of sensory devices, such as gravimeters, which are used to …
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Historically, most terrorist attacks on civilian targets have involved the use of firearms or explosives, and current defensive strategies are aimed at preventing attacks perpetrated by such means. However, the use of the nerve agent sarin in 1995 to attack the Tokyo subway system, the use of the U.S. mail …
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The ability to design and fabricate materials with new functionalities opens the door to a new world of possibilities. They can be tailored to either augment the functionality of existing devices or create new devices with superior performances. Metamaterials are artificially structured materials designed to control and manipulate physical phenomena …
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The global population grows from 7 billion in 2010 to a projected 9.8 billion in 2050, and incomes grow across the developing world, overall food demand is on course to increase by more than 50 percent, and demand for animal-based foods by nearly 70 percent. Yet today, hundreds of millions …
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Businessmen are traveling longer distances to meet potential clients, launch new projects, and negotiate deals, but traveling comes with poor sleep and jet lag. Science tells us jet lag causes everything from headaches to irritability, poor decision making, and loss of concentration. Warfighters are travelers and thus suffer from travelers’ …
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Since the start of the Covid pandemic, as early research has indicated, the impact of social isolation and other life stressors on mental health has led to an increase in depression and anxiety. This can result in declines in social cohesion and social capital and can increase an individual’s willingness …
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A rapidly increasing percentage of the world’s population is connected to the global information environment. At the same time, the information environment is enabling social interactions that are radically changing how and at what rate information spreads. Both nation-states and nonstate actors have increasingly drawn upon this global information environment …
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