May 2025 Issue
Feature Articles
Topological Light Waves: Skyrmions Can Fly
Harnessing an emerging class of structured waves as counterparts of localized topological quasiparticles could revolutionize information technology.
by Yijie Shen
Bulk optics gives us light beyond the quantum limit, but integrated photonics promises an extended reach—from biological imaging to quantum computing.
by Edwin Cartlidge
Looking back at large, federally funded laser projects half a century later shows the impact of such efforts on the optics industry.
by Jeff HechtDepartments and Columns
Agave drought resistance / Eco-friendly QLEDs / Better photodynamic therapy / Key to negative refraction / Picture-perfect flat lens / Optical illusions hide moth / Industry news
Real-Time Diagnostics, Without the Lab
At CLEO, Laura M. Lechuga will talk about emerging biosensing technology for use at the point of care.
The Ins and Outs of Technical Proposals
Motivate reviewers to support your idea by highlighting its importance and grabbing their attention.
Yanne Chembo discusses his hopes for quantum science on the African continent in the International Year of Quantum Science and Technology.
Also in this Issue
Innovation and discovery are better fostered in a diverse, inclusive and global scientific community.
30, 20, and 10 Years Ago in OPN
Lasers for art; wavelength-agile lasers; attosecond light
In memoriam: William Bridges / Level Up / Winter College on Optics / Corning recognizes women in optical comms / University of Arizona Industrial Affiliates / Online industry meeting: PIC packaging for volume production / Outstanding technical groups / Thank you, editors, meeting chairs and meeting host
Confocal image of a fruit fly retina
Confocal image of a fruit fly retina expressing a toxic form of the RdgB protein, leading to degeneration.
![Manual probe system with needles for test of semiconductor on silicon wafer. [A. Morozov / Getty]](https://opnmedia.blob.core.windows.net/$web/opn/media/images/articles/2025/1125/departments/202511-cover-web.jpg?ext=.jpg)
![Researcher Clara Saraceno in the lab. [Image by Carsten Behler Photography]](https://opnmedia.blob.core.windows.net/$web/opn/media/images/articles/2025/1025/departments/202510-cover-web.jpg?ext=.jpg)
