Richard A. Kerr, in Science 6, 1982), 1515 Massachusetts Ave.

for Rainmakers (AU~.
N.W., Washington, D.C. 20005.
Weather-modification specialists have been trying for 35 years to seed clouds to produce rain, achieving only one documented success. Now that researchers have overcome many earlier problems, writes Kerr, a Science staff writer, they face damaging federal budget cutbacks.
A General Electric scientist named Vincent Schaefer discovered accident in 1946 that a piece of dry ice placed in...