2 January 2020

January 2020 Issue of Physics Today Now Available

Hua Liu

Hua Liu, American Astronomical Society (AAS)

Physics Today, the flagship publication of the American Institute of Physics (AIP), 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.

Physics Today January 2020In the January 2020 Issue

The Sounds around Us
Various sounds in nature shape how animals, including humans, interact with their environment. — Megan McKenna

Negative Carbon Dioxide Emissions
As the world continues to spew carbon dioxide at record levels, it’s becoming clear that emissions reductions alone can’t prevent the greenhouse gas from rising to dangerous levels. — David Kramer

Twisted Bilayer Graphene Enters a New Phase
Improved device quality is the key to seeing a whole series of superconducting, correlated, and magnetic states in two layers of graphene assembled at a magic angle. — Heather M. Hill

Controversy Continues to Swirl around Uranium Enrichment Contract
A little-used nuclear fuel may be the foot in the door for a US company hoping to snag a far bigger prize. — David Kramer

Reevaluating Teacher Evaluations in Higher Education
Relying on students to rate professors is convenient, cheap, and problematic. — Toni Feder

Making the Modern Multiverse
A review of Tom Siegfried's The Number of the Heavens: A History of the Multiverse and the Quest to Understand the Cosmos. — Brian Keating

...and much more!

See the Complete Table of Contents