Researchers in China found that fine tuning the lead(II) oxide (PbO) and silicon dioxide (SiO₂) molar ratio in silver paste ...

The telescope-integrated device reveals the signal in snapshots of polarized sunlight ...

We’ve seen just about every possible way to make a clock here at Hackaday over the years. So it’s rare to have a first, but here we are with [Twisted & Tinned], who’s made a novel clock with a ...

Figure | Metasurface polarimeter and experimental results. A schematic of the metasurface grating beam path (above), where the input beam is incident on a beam splitter. The light is reflected onto a ...

Scientists have unveiled a new approach to ultra-secure communication that could make quantum encryption simpler and more efficient than ever before. By harnessing a 19th-century optics phenomenon ...

Applied physicists in the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have demonstrated a new way to structure light in custom, repeatable, three-dimensional patterns, ...

Peacock feathers are greatly admired for their bright iridescent colors, but it turns out they can also emit laser light when dyed multiple times, according to a paper published in the journal ...

Peacock feathers are greatly admired for their bright iridescent colors, but it turns out they can also emit laser light when dyed multiple times, according to a paper published in the journal ...

Abstract: Fully dielectric diffraction gratings using Bragg mirrors that can be used in integrated spectrometry or wavelength division multiplexing (WDM) components are presented. Based on extended ...

Kimsooja, Sewing Into Walking, video installation, 23 monitors, Surveyor camera, 16 Bottaris, used clothes, sound, 1994. Courtesy of Kimsooja Studio. “My conceptual art position started from the ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...