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Issues
March 1973
ISSN 0031-9228
EISSN 1945-0699
Letters
Search and Discovery
Articles
Resolving the mystery of the quasars?
Physics Today 26 (3), 23–29 (1973);
https://doi.org/10.1063/1.3127982
These controversial objects, which appear to some to violate the known laws of physics, may prove to be highly condensed, rotating centers of extremely distant galaxies.
Interstellar molecules
Physics Today 26 (3), 32–40 (1973);
https://doi.org/10.1063/1.3127983
Radioastronomy reveals that clouds between the stars, once believed to consist of simple atoms, contain molecules as complex as seven atoms and may be the most massive objects in our Galaxy.
Gravitational waves—a progress report
Physics Today 26 (3), 44–52 (1973);
https://doi.org/10.1063/1.3127984
Although many experiments to detect gravity waves are underway, and others are planned, so far none of them has reproduced Joseph Weber's results, first reported in 1967.
Books
The Legacy of George Ellery Hale: Evolution of Astronomy and Scientific Institutions in Pictures and Documents
Physics Today 26 (3), 61–63 (1973);
https://doi.org/10.1063/1.3127985
Resonances
Resonances
Physics Today 26 (3), 85 (1973);
https://doi.org/10.1063/1.3127993
Here is the first of two excerpts from a treatise on “Slidesmanship” by Denys Wilkinson of the University of Oxford:
