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2. Light-emitting diode - Wikipedia

   en.wikipedia.org/wiki/Light-emitting_diode

   One-color light is well suited for traffic lights and signals, exit signs, emergency vehicle lighting, ships' navigation lights, and LED-based Christmas lights. Because of their long life, fast switching times, and visibility in broad daylight due to their high output and focus, LEDs have been used in automotive brake lights and turn signals.

3. Christmas decoration - Wikipedia

   en.wikipedia.org/wiki/Christmas_decoration

   A Christmas tree inside a home, with the top of the tree containing a decoration symbolizing the Star of Bethlehem. [18]The Christmas tree was first used by German Lutherans in the 16th century, with records indicating that a Christmas tree was placed in the Cathedral of Strassburg in 1539, under the leadership of the Protestant Reformer, Martin Bucer.

4. Fiber-optic cable - Wikipedia

   en.wikipedia.org/wiki/Fiber-optic_cable

   This is an accepted version of this page This is the latest accepted revision, reviewed on 22 December 2024. Cable assembly containing one or more optical fibers that are used to carry light A TOSLINK optical fiber cable with a clear jacket. These cables are used mainly for digital audio connections between devices. A fiber-optic cable, also known as an optical-fiber cable, is an assembly ...

5. LED strip light - Wikipedia

   en.wikipedia.org/wiki/LED_strip_light

   An LED strip, tape, or ribbon light is a flexible circuit board populated by surface-mount light-emitting diodes (SMD LEDs) and other components that usually comes with an adhesive backing. Traditionally, strip lights had been used solely in accent lighting, backlighting, task lighting, and decorative lighting applications, such as cove lighting .

6. 3 Winter Sleep Problems & How to Fix Them - AOL

   www.aol.com/3-winter-sleep-problems-fix...

   Look for a light therapy box that provides 10,000 lux of light exposure, turn it on within the first hour of waking up, and use it for 20 to 30 minutes. Dry air. Bye, bye moisture. Winter air is ...

7. Waveguide (optics) - Wikipedia

   en.wikipedia.org/wiki/Waveguide_(optics)

   This mechanism can be used to trap light in a waveguide. d. This is the basic principle behind fiber optics in which light is guided along a high index glass core in a lower index glass cladding. The basic principles behind optical waveguides can be described using the concepts of geometrical or ray optics, as illustrated in the diagram.

8. Christmas Tree Lighting Celebration returns with a big ... - AOL

   www.aol.com/christmas-tree-lighting-celebration...

   Broadway At The Beach is going to get you in the holiday spirit with their annual Christmas tree lighting celebration. On Saturday, Nov. 12, beginning at 6 p.m. This free event is open to the ...

9. 5 cancer types where screenings save the most lives - AOL

   www.aol.com/5-cancer-types-where-screenings...

   Over a 45-years span — between 1975 and 2020 — improvements in cancer screenings and prevention strategies have reduced deaths from five common cancers more than any advances in treatments ...