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Image showing concrete repairing itself. The left side was photographed when it cracked, and the right side shows the repair after 28 days. (Image Credit: Kanellopoulos et al.) In the future, tiny smart materials could repair cracks in concrete bridges or be injected into a human to treat health problems. These materials, which change and adapt… Show more
I could do with clothes that adjust to my shape. I once went to the extreme of having a suit altered (allegedly) to my shape. I didn't think it fitted much better than before it was altered. It seems easier to alter my shape to fit clothing. Dubbie
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