Collisions between drops, when enforced by an artificially confined channel (as opposed to a free turbulent air jet with turbulence levels much more representative of the medium at a cumulus base ...

However, water generating an electrical charge when moving across surfaces is a less-known phenomenon. In a new study, ...

3: Making waves: Making big, strong steps around as large a circle ... 5: Skipping through the spaces to dodge the raindrops: With smooth hands and gentle steps, travelling as a stream, pairs ...