Sand sculpting is a quintessential beach day activity. Learn the science behind what makes sand stick together, see the tallest sandcastle ever built, and find out tips for designing your own sand sculpture.
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To celebrate World Oceans Day, which took place June 8, we’ve collected some of our recent CTTs on challenges and solutions related to the world ocean.
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Grinding is a widely used machining process to smooth and shape parts, yet few studies have explored recovering abrasive grains from the rejected and spent grinding wheels. Sabarinathan Palaniyappan of SSN College of Engineering in India has published a number of papers with his supervisor V.E. Annamalai on this topic.
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Academic and industrial ceramic researchers alike are exploring ways to minimize waste and maximize reuse in ceramics manufacturing. Several articles published in International Journal of Applied Ceramic Technology demonstrate the resulting ecological and economic benefits of these activities.
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Substitute materials are often used for restoring ivory artifacts because of the ethical implications surrounding the use of ivory. Researchers led by Vienna University of Technology and 3D printing company Cubicure GmbH developed a new material using stereolithography that they say can serve as an aesthetically and mechanically high-quality ivory substitute.
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Many companies creating 3D-printed homes rely on using concrete or synthetic materials like plastic, materials not always readily available in all parts of the world. In Italy, Mario Cucinella Architects and 3D printer manufacturer WASP are collaborating to design a 3D printing process for homes that uses local soil.
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Despite extensive support, the vast majority of projects that seek to commercialize carbon capture and storage technologies have ended in failure. Researchers led by the University of California, San Diego investigated the factors important to determining failure or success.
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Greenland is at the center of many recent discussions on establishing new rare earth mining operations outside of China. Greenland’s election on April 6, however, gave a different party its first-ever chance to form a government, which will likely shape the island’s future mining decisions.
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Some countries that are significant importers of global waste do not have strong waste management infrastructures, which makes handling the waste difficult. In the absence of government programs, entrepreneurs have started their own initiatives to aid local communities in managing waste. Learn about two individuals in Ghana combating e-waste and glass waste, respectively.
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Glass and aluminum containers are among the most frequently discussed alternatives to plastic packaging—but they are not the only materials being considered. The Coca-Cola Company and Danish startup Paboco are aiming to develop a bottle that will be made entirely from paper.
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