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Issues

Reference Frame

Physics Today 43 (9), 9–11 (1990); https://doi.org/10.1063/1.2810678

Letters

Physics Today 43 (9), 13 (1990); https://doi.org/10.1063/1.2810679
Physics Today 43 (9), 13–132 (1990); https://doi.org/10.1063/1.2810680
Physics Today 43 (9), 132 (1990); https://doi.org/10.1063/1.2810705
Physics Today 43 (9), 132–134 (1990); https://doi.org/10.1063/1.2810706
Physics Today 43 (9), 134–137 (1990); https://doi.org/10.1063/1.2810707
Physics Today 43 (9), 137 (1990); https://doi.org/10.1063/1.2810708

Search and Discovery

Physics Today 43 (9), 17–19 (1990); https://doi.org/10.1063/1.2810681
Physics Today 43 (9), 20–21 (1990); https://doi.org/10.1063/1.2810682

Articles

Physics Today 43 (9), 24–27 (1990); https://doi.org/10.1063/1.881256

By what mechanism do massive stars explode? Neutrinos produced in the core and absorbed in the outer layers play the most important role.

Physics Today 43 (9), 31–38 (1990); https://doi.org/10.1063/1.881257

In relation to its size and wealth, the US invests less overall in academic and related research than leading scientific nations in Western Europe, with the apparent shortfall being largest in the physical sciences.

Physics Today 43 (9), 40–48 (1990); https://doi.org/10.1063/1.881258

A century and a half after his birth, Gibbs's work in thermodynamics and statistical mechanics stands out more clearly than ever. The historical origins of this work, however, remain hidden behind his austere and abstract presentation.

Washington Reports

Physics Today 43 (9), 51 (1990); https://doi.org/10.1063/1.2810683

Meetings

Physics Today 43 (9), 54–57 (1990); https://doi.org/10.1063/1.2810684

Physics Community

Physics Today 43 (9), 99 (1990); https://doi.org/10.1063/1.2810685
Physics Today 43 (9), 99–100 (1990); https://doi.org/10.1063/1.2810686
Physics Today 43 (9), 100 (1990); https://doi.org/10.1063/1.2810687
Physics Today 43 (9), 100 (1990); https://doi.org/10.1063/1.2810688
Physics Today 43 (9), 100 (1990); https://doi.org/10.1063/1.2810689
Physics Today 43 (9), 100 (1990); https://doi.org/10.1063/1.2810690

Books

Physics Today 43 (9), 103 (1990); https://doi.org/10.1063/1.2810691
Physics Today 43 (9), 103–104 (1990); https://doi.org/10.1063/1.2810692
Physics Today 43 (9), 104–108 (1990); https://doi.org/10.1063/1.2810693
Physics Today 43 (9), 108–111 (1990); https://doi.org/10.1063/1.2810694

New Products

Physics Today 43 (9), 113–115 (1990); https://doi.org/10.1063/1.2810695

News from APS

Physics Today 43 (9), 117 (1990); https://doi.org/10.1063/1.2810696
Physics Today 43 (9), 117 (1990); https://doi.org/10.1063/1.2810697

We Hear That

Physics Today 43 (9), 119 (1990); https://doi.org/10.1063/1.2810698
Physics Today 43 (9), 120 (1990); https://doi.org/10.1063/1.2810699
Physics Today 43 (9), 120 (1990); https://doi.org/10.1063/1.2810700

Obituaries

Physics Today 43 (9), 120–122 (1990); https://doi.org/10.1063/1.2810701
Physics Today 43 (9), 122–123 (1990); https://doi.org/10.1063/1.2810702
Physics Today 43 (9), 123 (1990); https://doi.org/10.1063/1.2810703

Calendar

Physics Today 43 (9), 125–130 (1990); https://doi.org/10.1063/1.2810704
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