Today’s Solutions: December 15, 2025

Why lug around a portable battery pack when you could generate that power with your own clothing? That’s the idea behind new “smart” fibers that can be tailored and woven like cotton — but also produce and store solar energy, like tiny clean power plants. The early-stage textile device could eventually be used for on-the-go charging of smartphones and tablet computers, according to the Chinese researchers who developed the technology. SEE ALSO: The solar powered…

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