Loading cement sacks into trucks requires precise counting for traceability, yet manual methods are error-prone and often ...

Infrared spectroscopy (IR spectroscopy) is an optical technique that detects molecular bond vibrations and rotations upon absorption of infrared light. Because different chemical functional groups ...

We asked readers to share the items they’ve held on to as reminders of love. The responses ranged from uplifting and funny to heartachingly sad. Share full article Many of the quiet keepsakes started ...

Mid-infrared photonics is the practical application of electromagnetic radiation with a wavelength between two and approximately twenty micrometres. This region includes a number of so-called water ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Cherenkov radiation is emitted when a ...

This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. For more information, visit the Smithsonian's ...