Light Pillars: How Ice Crystals Turn Streetlights into Columns of Light
On a bitterly cold night, the lights of a town can suddenly send tall columns of colour straight up into the sky. Blue, yellow and white sh...
light pillars
Light Pillars over Winter Towns: How Ice Crystals Make Columns of Light
On the coldest, stillest winter nights, columns of coloured light can appear to rise from a town straight into the sky. These are light pill...