Scheme illustration of object identification and all-optical 3D reconstruction system. (a) A contour surface image of the object can be obtained in a single processing of the system. (b) High-contrast ...

Here’s what deep-space objects are, what optics you’ll need to see them and how to plan your observing. When you purchase ...

Israeli artist Dudi Ben Simon has an incredible knack for blending the ordinary and extraordinary into surreal visual poetry. His art fuses everyday objects with clever photography, creating whimsical ...

An optical illusion is a visual phenomenon where the brain misinterprets what the eyes perceive, creating a false or ...

Light can twist matter in unexpected ways A new method reveals a hidden property of light that could power future ...

While fidget spinners are the latest trend in handheld amusements, spinning phenakistiscope discs such as the example shown here charmed 19th-century audiences. These discs were the first widespread ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. An optical tonometer determines ...