Flexible and Thermally Insulating Porous Materials Utilizing Hollow Double‐Shell Polymer Fibers (Adv. Sci. 36/2024)

Thermal Insulation Inspired by polar bear hair, the double‐shell fibers exhibit exceptional thermal insulation capabilities. These electrospun mats provide efficient thermal management and energy conversion, extending their applications beyond housing construction. More details can be found in article number 2404154 by Urszula Stachewicz and co‐workers. [Image: see text]