Synthetic Fiber that's Better than Down

[MrWhoopee]

Polar bear fur inspires the best insulating fiber we have ever seen

One of the main reasons we should all be proponents of preserving biodiversity is that evolution has done a vast amount of design work for us, and we still have so much to learn from it. The latest example is thin, highly insulating fibers that are...

www.dailykos.com

 

[markba633csi]

Pretty cool- I mean, warm

 

[SLK001]

To heck with all of this... Let's just use Polar bear pelts to keep us warm!