Abstract: Positioning in indoor environments, where it is difficult to achieve an accurate performance using GPS or satellites, has been studied in various ways using several wireless communication ...

Tiny tubes of carbon that emit single photons from just one point along their length have been made in a deterministic manner ...

Christmas, once a time to gather, reflect, and renew our obligations to one another, and the social rituals that once ...

For more than half a century, the idea that light or radio waves could suddenly reverse in time sounded like a thought ...

The museum's exit is hidden behind a shipment container close to the main staircase. The container should be highlighted when using your scanner—open it and lead Myers through the subway tunnels.

Abstract: The subject of the research is to reduce light pollution produced by architectural lighting, by decreasing the luminous flux reflected to the sky, but without diminishing the visibility of ...