Structured Light: Tailored for Purpose

An emerging toolkit is enabling the shaping of light for a wide variety of applications, in domains ranging from basic science to manufacturing to communications.

by Andrew Forbes

Optical Neural Networks

Light-based computers inspired by the human brain could transform machine learning—if they can be scaled up.

by Edwin Cartlidge

2020 OSA Awards and Medals

OSA is proud to honor and celebrate outstanding contributions to science, research, engineering, education, industry and society.

by Meredith Smith, Kari Apter and Samantha Hornback

Newsroom

Research and Industry News

A chip to battle quantum hackers / Toward sustainable wearable tech / Underwater energy / Thin high-resolution camera / Accelerator doubles down / Modified LCDs test color vision / MOF-based broadband photodetector

Conversations

Coronavirus Diaries

Members of the optics and photonics community share how the COVID-19 crisis has affected their lives and work, and what the pandemic means for photonics.

Reflections in Diversity

Navigating a Career in Research

What does it mean to “make it” as a woman in research? Clivia M. Sotomayor Torres shares her thoughts.

Light Touch

44 Fewer Shades of Gray

A historical tour of color theory and the neutral value scale.

President's Message

A Test of Resiliency

Looking Back

30, 20, and 10 Years Ago in OPN

Email; optics R&D; interferometric synthetic aperture microscopy.

OSA Update

News from the Society

OSA Fellow stories / Virtual Biophotonics Congress / Optics for families / We are on! / Navigating a business through COVID-19 / Thank you, editors and volunteers