Thousands of synchronous fireflies dazzle travelers in Great Smoky Mountains National Park with their unique flash pattern. Here’s what you need to know.

Red cellophane is available (for this event) at the Admissions desk to cover flashlights or cameras/cell phones that use a white flash, as red light is less disruptive to nocturnal wildlife. Guests ...

We investigate the impact of optical transparent reach on the design of translucent multi-granular optical WDM networks that utilize waveband switching. It is verified that the optical transparent ...

Eu-based composite films exhibiting PL properties were prepared by using europium nitrate and translucent urethane resin. The fabricated composite showed a red PL property with sharp peaks at 591 nm ...