30 Animals That Made Us Smarter

Polar bear and insulation

11.29.2021 - By BBC World ServicePlay

Download our free app to listen on your phone

Download on the App StoreGet it on Google Play

S2 Ep 23. The science behind some fascinating fur could help humans keep warm in space. A polar bear’s fur is brilliant at insulating it from freezing arctic temperatures. Each shaft of hair contains multiple chambers which trap heat close to the skin, making it an incredible thermal insulator. Now, scientists have copied its structure to build a light and flexible material which may be useful for the aerospace industry.

Let us know what you think. #30Animals

Get in touch: www.bbcworldservice.com/30animals

More episodes from 30 Animals That Made Us Smarter