In the strange corner of modern physics where spacetime itself becomes the engine, the old rule that nothing can outrun light ...

Chiral metasurfaces can strongly twist the polarization of light, but how this process unfolds in space and time has been unclear. Scientists in China have now used ultrafast electron microscopy and ...

Figure.1 | Tailoring VCSEL performance through cavity geometry engineering. (a) Five distinct cavity geometries—circular, square, D-shaped, mushroom, and pentagonal—enable control over the output ...

The first Lighting Xi'an Festival, named Geometry of Light, was launched at Xi'an MIXC, a high-end shopping mall situated in the heart of Xi'an's southern axis, Dec 9, 2025. [Photo provided to ...

In Hubble pictures taken just months apart of V838 Monocerotis, the dust ring around this star grows by several light-years during that time, called a “light echo.” How can something grow by 5 ...

Through installations that play with scaffolding divisions, flowing projections, page flips, frame filters, and symbolic "blossoms of life," artists reveal light's true form: a spiritual geometry born ...