How do woollen clothes keep us warm?

Hello There! You see when you where woollen clothes, apparently you feel warm and that is because there are Hair like structures on the wool ( every wool ) if you have studied in science or biology, you know there are root hairs on the roots of plants, they help them to absorb water! Like that wool have hairs that absorb coldness and keep us warm? Hoped that this helped you!

The soviet union beat the us to the first successful launch, with the october 4, 1957, orbiting of sputnik 1, and later beat the us to have the first human in earth orbit, yuri gagarin, on april 12, 1961. the "race" peaked with the july 20, 1969, us landing of the first humans on the moon with apollo 11