3D printing or additive manufacturing is ongoing revolution in manufacturing with its potential to fabricate any complex object and is being utilized from aerospace components to human organs, textiles, metals, buildings and even food. 3D printing is also revolutionizing defence by printing small components to full drones on naval vessels, …
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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 potential use of nuclear weapons poses the greatest danger to U.S. security. According to the U.S. National Security Strategy, Recently Nuclear threat is rising again due to nuclear arms race in asia, modernisation of nuclear arsenal by Major and regional powers, statement by countries like North Korea to use …
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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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As of May 2021, there are about 4,300 active artificial satellites currently orbit Earth. We rely so much on satellites for so many things in our lives, and we count on them to be durable and reliable. When satellites don’t work properly, they can severely impact our lives. That’s why …
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Authoritarianism is a form of government characterized by the rejection of political plurality, the use of strong central power to preserve the political status quo, and reductions in the rule of law, separation of powers, and democratic voting. Authoritarian states might contain nominally democratic institutions such as political parties, legislatures, …
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It is estimated that around four billion people on the globe suffer from water scarcity. Distribution and production of fresh water and the control over water sources are potential cause for conflicts. Therefore, researchers are investigating new ways of freshwater production and the improvement of existing techniques. Potable water …
Read More »Transport is responsible for around 23% of energy-related carbon dioxide emissions globally. This is expected to double by 2050. Motor vehicles also put a burden on society, especially in urban environments where they are chiefly responsible for noise and air pollution. Electric vehicles (EVs) have been considered as critical technology for …
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Globalization has opened the doors for trade across the world and it has thus become necessary for ships to be equipped with the latest forms of communication and technology. Communication is vital for the safe navigation and management of ships. Marine communication involves ship-to-ship and ship-to-shore communication. Cell phones are …
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Interactions with technologically sophisticated artificial intelligence (AI) agents are now commonplace. We increasingly rely on intelligent systems to extend our human capabilities, from chatbots that provide technical support to virtual assistants like Siri and Alexa. Examples of such systems include air traffic control, aircraft cockpits, chemical processing, and the power …
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