🔬 Science

From Fog Bank to a Single Droplet

The ground gives off heat all night, and the air over the valley grows colder and colder. Drag the slider through the night to watch the fog form — then zoom in on one of its tiny droplets.

Inside the fog One raindrop One fog droplet ≈ 100 fog droplets in a row The sun is up. The fog turns back into invisible vapour.
EveningMorning

The sun is up. The fog turns back into invisible vapour.

Heat leaving the ground
The fog
One raindrop
One fog droplet
1Night: the ground gives off heat
2Dawn: fog forms over the lake
3Zoom: 100 fog droplets = one raindrop wide
4Sun warms: droplets turn invisible again