April 2018 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 April 2018 Issue
Nuclear Weapons Dangers and Policy Options
With the end of the Cold War, most physicists turned their attention away from the nuclear threat. It is now time for us to reengage in the debate over how to reduce the dangers from nuclear weapons. — Steve Fetter, Richard L. Garwin & Frank von Hippel
Superlubricity: Friction’s Vanishing Act
By carefully orchestrating atomic-scale interactions, one can coax hard surfaces to slide against one another with virtually no resistance. — Jean Michel Martin & Ali Erdemir
Lubrication of articular cartilage
A mix of proteins, polymers, lipids, and tightly bound but fluid shells of water molecules may account for a healthy joint’s ultralow friction. — Sabrina Jahn & Jacob Klein
...and much more!