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Issues
October 1972
ISSN 0031-9228
EISSN 1945-0699
Letters
Search and Discovery
X‐ray laser formed from a gelatine– sandwich?
Physics Today 25 (10), 18–19 (1972);
https://doi.org/10.1063/1.3071039
Articles
Einstein on the firing line
Physics Today 25 (10), 23–29 (1972);
https://doi.org/10.1063/1.3071044
General relativity has survived for fifty years but not without competition; we can use a “theoretical framework” to eliminate those theories that disagree with experiment.
Clouds and precipitation
Physics Today 25 (10), 32–38 (1972);
https://doi.org/10.1063/1.3071045
Theoretical models, laboratory experiments and flights by an instrumented sailplane all combine to improve our knowledge of the physical conditions inside clouds.
Eugene Wigner—a tribute on his seventieth birthday
Physics Today 25 (10), 40–43 (1972);
https://doi.org/10.1063/1.3071046
Next month marks the seventieth birthday of this mathematical physicist who has contributed to so many aspects of our science. A former student of his talks of Wigner and of the significance of his work.
