IQ Explorer - Artificial Rain | Verified Resources No Statement Source Link to Source 1 Artificial rain was first demonstrated in 1946 by Vincent Schaefer using dry ice. National Geographic Click to View 2 Bernard Vonnegut later used silver iodide to seed clouds, a technique still used today. Scientific American Click to View 3 Cloud seeding works only when there is already some natural potential for rainfall in the clouds. World Meteorological Organization Click to View 4 Modern cloud seeding operations use AI to analyze cloud structure and identify optimal timing. Nature Click to View 5 Concerns remain regarding chemical residues and disruption of rainfall patterns in nearby regions. Environmental Research Letters Click to View