COLLEGE PARK, Maryland, June 24 -- Physics Today, a peer-reviewed journal from the American Institute of Physics, published research articles on the following topics in its April 1, 2024, edition (Vol. 77, Issue 4):

Search and Discovery:

* Attosecond analysis illuminates a watery mystery

* Highly charged uranium tests the limits of quantum electrodynamics

Updates:

* Pandemics in Roman Empire correlate with sudden climate changes