30/05/2023

The making of a Mona Lisa hologram

Holograms are often displayed in science fiction as colorful, life-sized projections. But what seems like the technology of the future is actually the technology of the present, and now it has been used to recreate the Mona ...

How insects track odors by navigating microscale winds

How do flying insects like important pollinators locate odor sources in the great outdoors, despite encountering highly variable wind conditions? They use odor plumes—which travel like smoke and form when the wind blows ...

Study proposes achromatic metalens with varifocal performance

Metalenses, comprising one of the most prominent applications of metasurfaces, demonstrate promising abilities to replace traditional lenses. By manipulating the phase distribution of metalenses composed of appropriately ...

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