November 2014 Issue of Physics Today Is Online & in the Mail
Richard Fienberg AAS Solar Eclipse Task Force
Physics Today, the flagship publication of the American Institute of Physics, is the most influential and closely followed physics magazine in the world. With authoritative features, full news coverage and analysis, and fresh perspectives on technological advances and groundbreaking research, Physics Today informs readers about science and its role in society. Members of the AAS, an AIP Member Society, automatically receive free print and online subscriptions to the magazine. Physics Today Online, the magazine’s internet home, presents an enhanced digital edition and provides a valuable online archive.
In the November 2014 Issue
Making the Moon
It's likely that our Moon emerged from a giant collision between Earth and a body the size of Mars. But getting that story, or any other, to fully square with the evidence has proven difficult. — David J. Stevenson
Cracking Mud, Freezing Dirt, and Breaking Rocks
The crack patterns in dried mud, permafrost, and lava columns exhibit subtle variations on simple physics. — Lucas Goehring and Stephen W. Morris
The Conceptual Origins of Maxwell's Equations and Gauge Theory
Already in Faraday's electrotonic state and Maxwell's vector potential, gauge freedom was an unavoidable presence. Converting that presence to the symmetry principle that underpins our successful standard model is a story worth telling. — Chen Ning Yang
...and much more!