THz Light Puts Ultrafast Spin on Magnetic Memories
Detecting the magnetic state of a material using terahertz radiation could lead to ultrafast information storage devices.
20 March 2025
Teaching Optics with a Raspberry Pi
An educational effort helps students build their own spectroscopy tool and gives them invaluable skills in the process.
01 April 2025
Twistronics Could Advance Quantum Devices
Researchers stacked layers of 2D material at a large angle, producing “brightened” dark excitons.
27 March 2025
Taara Spins out of Alphabet’s X to Expand FSO Communications
Optical wireless firm aims to scale high-speed connectivity in underserved regions.
28 March 2025
Holography: Principles and Applications
A new edition of a comprehensive, practical textbook, with clear figures and a balanced mathematical and physical foundation of the discussed phenomenon.
27 March 2025
Butterfly Wings
Butterfly wings: In a dark room with no external source of light, a beam of light through a pinhole creates the illusion of a butterfly. Using multicolored LEDs results in a beautiful shape.
28 March 2025
April 2025 Issue
LATEST NEWS
Interstellar Sailing Might Not Break the Bank
Pentagonal-shaped photonic-crystal lightsails could one day propel tiny spacecraft to other stars.
31 March 2025
Taara Spins out of Alphabet’s X to Expand FSO Communications
Optical wireless firm aims to scale high-speed connectivity in underserved regions.
28 March 2025
Twistronics Could Advance Quantum Devices
Researchers stacked layers of 2D material at a large angle, producing “brightened” dark excitons.
27 March 2025
Photoacoustic Glucose Sensing
Scientists leverage chirality to noninvasively detect glucose levels without a finger prick.
26 March 2025
NVIDIA Looks to Co-Packaged Optics for AI “Factories”
Company unveils silicon photonics networking switches aimed at massive scaling of AI architecture.
24 March 2025ADVERTISEMENT
EDITOR'S PICKS
Fifty Years of Fiber Solitons
The study of temporal solitons has revolutionized fiber optics, yielded new classes of ultrafast laser and opened multiple interdisciplinary applications.
01 May 2023
Optical Communications Readies for Launch
MIT Lincoln Laboratory’s Bryan S. Robinson will speak at the upcoming OFC conference about challenges and next steps for free-space optical communications.
01 March 2025
Secrets of the Bat Signal
Investigating the real-life origin of, and physics behind, the celebrated beacon from the comic series Batman.
01 March 2022
Fireworks
Fireworks viewed through the combination of a phone and a cylindrical glass create a prismatic effect, with vibrant patterns generated from reflection and refraction of the light.
01 January 2024ADVERTISEMENT
Butterfly Wings
Butterfly wings: In a dark room with no external source of light, a beam of light through a pinhole creates the illusion of a butterfly. Using multicolored LEDs results in a beautiful shape.
28 March 2025
Teaching Optics with a Raspberry Pi
An educational effort helps students build their own spectroscopy tool and gives them invaluable skills in the process.
01 April 2025
50 Years of OPN Covers
In celebration of the 50th anniversary of Optics & Photonics News, we take a look back at five decades of memorable covers.
01 April 2025CAREERS
Journeys in Optics: Alejandro Velez-Zea
Velez-Zea discusses his career in academia, his research project that won the Optica Foundation Challenge and offers advice for students and early-career professionals.
05 November 2024
Ambassadors and Chapters Driving Optics Education and Career Advancement
Ana Karen Reyes talks about her work as an Optica Ambassador supporting optics and photonics education and professional development.
29 October 2024
A Career in Subsea: The Final (Fiber) Frontier
The Optical Fiber Communications Workshop, hosted by an Optica/SPIE Student Chapter, showcased career opportunities in the burgeoning field of subsea communications.
18 October 2024
Journeys in Optics: George Dwapanyin
Dwapanyin talks about his time as an Optica Ambassador, his involvement with Optica’s 2020 DEI Rapid Action Committee and the role community has had in his career.
15 October 2024
Journeys in Optics: Jason Adams
Adams discusses the genesis of his career in optics, his previous career as an audio engineer and the role of travel in his work.
03 September 2024