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Issue

JUL 31, 2019

Volume 28, Issue 1

About the Cover

2019 edition

Issue Contents

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Article

Quasinormal Modes of Modified Gravity (MOG) Black Holes

SEP 12, 2019

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Article

Noether’s Theorem Applied to the Classical and Schrödinger Wave Equations

SEP 05, 2019

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Article

An Even Simpler “Truly Elementary” Proof of Bertrand’s Theorem

SEP 05, 2019

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Article

Thank You, SPS

AUG 27, 2019

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Article

Afterthoughts and Acknowledgments

AUG 27, 2019

2018 Interns touring Capitol Hill. Photo courtesy of Samuel Borer.

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Article

The Hills We Climb to See the World: My SPS Internship

AUG 26, 2019

A sample frame taken on the Purdue campus with the drone. Image courtesy of the Purdue University SPS chapter.

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Article

Quantitative Evaluation of Pedestrian Movement Models: A Real Many-Body Problem

AUG 26, 2019

The prototype components - wood frame, pivot mount (gray), coil housing (black), support piece for the nylon guides (yellow), balance wheel and razor-blade pivot (resting upside down on the right side of the wooden frame), webcam (far left), and data acquisition device (far right). Photo courtesy of John Evans.

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Article

Construction of a Kibble Balance—The Device that Redefined the Kilogram

AUG 26, 2019