Aerogels are ultralight, highly porous materials with incredible insulation properties. Learn how they are revolutionizing multiple industries.
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Aerogels were first created in 1931 by Samuel Stephens Kistler. Discover the accidental discovery that led to this breakthrough material.
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Aerogels are 90-99.8% air, making them one of the lightest solid materials. They provide superior insulation but can be fragile.
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Aerogels are created by removing liquid from gels using a supercritical drying process that preserves their structure.
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NASA has used aerogels for spacecraft insulation, rocket fuel pipelines, and even in comet dust collection.
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Aerogels are costly, with some sheets priced at thousands of dollars. Can new production methods make them more affordable?
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The European Space Agency and NASA have used aerogels to protect spacecraft from extreme temperatures and capture cosmic dust.
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Aerogels are being used for ultra-efficient building insulation, reducing energy costs while maintaining indoor temperature stability.
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Scientists are developing aerogels for medical applications, such as drug delivery, water purification, and oil spill cleanup.
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Researchers are enhancing aerogels with properties like flexibility, fire resistance, and electrical conductivity for new applications.
Image source: Photo by Aerogel cube & Peter Tsou, JPL Scientist, Stardust Deputy Principal Investigator, licensed under CC BY-ND, via flickr.com
Companies like Cabot Corporation, Aspen Aerogels, and Aerogel Technologies are pushing aerogels into mainstream use.
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As production costs drop and new applications emerge, aerogels could transform industries from construction to space travel.
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Image source: Courtesy NASA/JPL-Caltech, Public domain, via Wikimedia Commons