Unlocking the Secrets of Polar Textiles: How Insulation Keeps Us Warm
In a new study, scientists have unraveled the secrets of how polar bear fur traps warmth. By studying the structure of polar bear fur and comparing it to other animal fur, the researchers discovered a unique feature of polar bear fur that gives it superior insulation capabilities. This feature is a combination of the hollow structure of the fur and its ability to trap air within the hairs. The combination of the two makes it more difficult for heat to escape, and therefore keeps the polar bear warm even in the coldest conditions. This research has the potential to influence the design of future insulation materials, making them more efficient and sustainable.
source: Phys.org