Joe’s blog: Rare (for us) optical phenomena seen (TUE-1/7) They come from above — not from extraterrestrials — and are a product of tiny ice crystals hanging in the atmosphere, according to ...

Cold surfaces, tiny bits of dirt, and other ice crystals are all ideal for this. On very cold days during the winter, you may see icicles hanging from yourroof. These are created by water droplets ...

Throughout the ice cream there are very tiny ice crystals. The gas molecules from the soda gather on these tiny crystals and become bubbles of gas. If the ice is already wet, some of the points are ...