What are polar lights?

because they're too cold

Very good question. Actually, I may be wrong but I believe I read or saw somewhere that polar bear hair has a certain florecence therefor conducting light, which conducts heat.

Countries of south America , Antarctica and Australia can see the polar lights.We can see them mostly at polar regions,where the collision of charged particles are directed by the Earth's magnetic...

Fog lights are in the front; they are commonly referred to as "brights" because they are the brighter of the two standard headlights.Brake lights are in the rear; they light up when pressure is...

Mostly up in the north they are called the northern lights, but alot of people just call it the Arura.