Surfing the Wakefield
From the Issue

Surfing the Wakefield

Scientists have shown that lasers can accelerate electrons to immense energies within a few centimeters of plasma. Their aim now is to build a useful machine.

20 January 2022
Did Leonardo da Vinci Invent the Telescope?
From the Issue
Did Leonardo da Vinci Invent the Telescope?

An analysis of one of the Italian master’s early-16th-century notebooks suggests that his experiments may have extended to combining lenses to achieve a better view of the moon.

20 January 2022
Meet Optica’s 2022 Fellows
From the Issue
Meet Optica’s 2022 Fellows

Congratulations to the 106 members of the 2022 class of Optica Fellow Members.

20 January 2022
Ghost Imaging Boosts Chemical Mapping
Research News
Ghost Imaging Boosts Chemical Mapping

Researchers mapped chemical compositions of metals by combining computational ghost imaging and X-ray fluorescence measurement.

19 January 2022
Quantum Atom Optics
Book Reviews
Quantum Atom Optics

A book for anyone interested in the effects of quantum physics on computation and communication technologies.

20 January 2022
 A Volcano Track
Image of the Week
A Volcano Track

A volcano track or plume rises over Mount Michael, an active stratovolcano on Saunders Island, about 1600 km from Antarctica.

14 January 2022
LATEST NEWS
Imaging the Biochemistry of Vision
Research News
Imaging the Biochemistry of Vision

Researchers developed a new type of ophthalmoscope that can measure metabolic processes in the retina related to the visual cycle.

20 January 2022
Ghost Imaging Boosts Chemical Mapping
Research News
Ghost Imaging Boosts Chemical Mapping

Researchers mapped chemical compositions of metals by combining computational ghost imaging and X-ray fluorescence measurement.

19 January 2022
A “Webb Chat” with John Mather
Conversations
A “Webb Chat” with John Mather

OPN talked with the Nobel laureate and Webb Telescope senior project scientist about what’s ahead as the long-awaited observatory prepares to take the measure of the cosmos.

13 January 2022
Flexible and Fully 3D-Printed OLED Displays
Research News
Flexible and Fully 3D-Printed OLED Displays

A method for 3D-printing a flexible OLED display could be used to manufacture low-cost, foldable smartphone screens and wearable electronics.

13 January 2022
Scientists Image Cold Atoms Beyond the Diffraction Limit
Research News
Scientists Image Cold Atoms Beyond the Diffraction Limit

New super-resolution technique also operates on ultra-short timescales.

12 January 2022

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EDITOR'S PICKS
Losing the Lens
From the Archive

Losing the Lens

Bolstered by machine learning and codesign techniques, mask-based lensless imaging offers a route to ultrathin multispectral cameras, novel microscope designs and more.

The Global Supply Chain
Infographic
The Global Supply Chain

An October 2021 International Monetary Fund report noted continued pandemic-related supply chain disruptions that could slow the global economic recovery.

14 January 2022
Toward Next-Gen Photo-Rechargeable Batteries
Research News
Toward Next-Gen Photo-Rechargeable Batteries

Using a novel semiconductor heterostructure, a research team in India prototypes a compact lithium-ion battery that can be directly recharged by the sun—without external solar cells.

28 December 2021
Internal reflection
After Image
Internal reflection

A green laser beam propagating in a plastic tube filled with olive oil shows total internal reflection and the Goos-Hänchen shift on dielectric boundaries.

01 December 2017

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A Volcano Track
Image of the Week

A Volcano Track

A volcano track or plume rises over Mount Michael, an active stratovolcano on Saunders Island, about 1600 km from Antarctica.

14 January 2022
The First Time the Laser Was Classified
From the Issue

The First Time the Laser Was Classified

An argument between Bell Labs and ARPA in 1959 led to classification of a million-dollar ARPA project to make the first laser—and delayed the laser efforts of both parties.

01 January 2021
A Scientist Abroad
Career Focus

A Scientist Abroad

When cultural heritage meets international collaboration and science.

01 October 2021
CAREERS
Senior Member Insights: Irina G. Palchikova
Careers
Senior Member Insights: Irina G. Palchikova

A professor at Novosibirsk State University, Russia, talks about the importance of communication and leadership skills.

11 January 2022
Senior Member Insights: Nadia G. Boetti
Careers
Senior Member Insights: Nadia G. Boetti

A senior researcher talks about aligning yourself with your career goals.

21 December 2021
Senior Member Insights: José M. Medina
Careers
Senior Member Insights: José M. Medina

An optical engineer talks about what makes a good leader and shares their dream career.

14 December 2021
Senior Member Insights: Krishna Agarwal
Careers
Senior Member Insights: Krishna Agarwal

An associate professor talks about being courageous when faced with uncertainty in your career.

23 November 2021
Senior Member Insights: Steve Buckley
Careers
Senior Member Insights: Steve Buckley

A general manager and associate professor talks about starting a business and offers advice for early-career professionals.

09 November 2021