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Issues
April 1991
ISSN 0002-9505
EISSN 1943-2909
Letters to the Editor
Editorial
Papers
The Feynman inverse sprinkler problem: A detailed kinematic study
Am. J. Phys. 59, 349–355 (1991)
https://doi.org/10.1119/1.16548
Notes and Discussion
Apparatus and Demonstration Notes
Book Reviews
Detecting gravitational waves with light
Markus Pössel
Ergodic Lagrangian dynamics in a superhero universe
I. L. Tregillis, George R. R. Martin
All objects and some questions
Charles H. Lineweaver, Vihan M. Patel
Temperature as joules per bit
Charles Alexandre Bédard, Sophie Berthelette, et al.
The right way to introduce complex numbers in damped harmonic oscillators
Jason Tran, Leanne Doughty, et al.
Internal ballistics of the sling
Mark Denny