Lightera spun off from Furukawa Electric Group in April 2025, after Furukawa began integrating its global fiber and cable ...

UK-based startup Singular Photonics has launched a single-photon avalanche diode (SPAD) image sensor that combines photon ...

Researchers overcame sunlight attenuation in water, charging lithium-ion batteries 10 meters below the ocean’s surface.

The company said that this award represents the first-ever production contract for high-energy laser weapon systems in US ...

Last year, researchers from the University of California, Berkeley, USA, manipulated the human eye to see a new color, which they called “olo” (see “A New Color Comes into View,” OPN, May 2025). Now, ...

An international group of scientists has developed a new type of silicon-based metasurface that can modulate mid-infrared ...

Researchers at Kobe University in Japan have created a nanostructured coating that creates vivid, glossy colors on complex 3D surfaces (Small Struct., doi: 10.1002/sstr.70600). Designed for real-world ...

A 1919 expedition leveraged an eclipse to validate Einstein’s theory of general relativity, but that wasn’t the end of the controversy. On 29 May 1919, Arthur Stanley Eddington and Frank Watson Dyson ...

Researchers at the University of Innsbruck in Austria have devised a spectroscopic technique that can measure the characteristic vibrations of a single molecular ion (Nature, doi: ...

When digging for artifacts of past cultures, archaeologists need to determine if the dark soil they are looking at is from the same layer they have been working in or is the start of a new layer of ...

Silicon photonics start-up iPronics has raised US$125 million in series B funding to accelerate deployment of its optical circuit-switching technology for artificial-intelligence data centers. As AI ...

Scientists in South Africa and France have shown they can send structured light in the form of optical skyrmions across several hundred meters of turbulent air with very little distortion (Sci. Adv., ...