On Gravity: A Brief Tour of a Weighty Subject

Placeholder author icon
By A. Zee ’66

Published Feb. 19, 2018

A. Zee explains one of the least understood natural forces: gravity. On Gravity (Princeton University Press) is an accessible yet thorough explanation of the implications of Einstein’s theory of general relativity, touching on topics from ripples in space-time to black holes to Hawking radiation.

Paw in print

Image
The cover of PAW’s November 2025 issue, featuring a photo of a space probe and the headline "Made in Princeton."
The Latest Issue

November 2025

NASA’s new IMAP mission, London’s big data detective, AI challenges in the classroom.