Neon Is the Ultimate Symbol of the 20th Century. The once-ubiquitous form of lighting was novel when it first emerged in the early 1900s, though it has since come to represent decline.

Element Symbols: Each element is represented by a unique one- or two-letter symbol, ... Helium, Neon, Argon). Periodic Trends: Atomic Radius: Decreases across a period and increases down a group.

Neon joins a long list of officials state symbols including the desert tortoise as the official reptile, mountain bluebird as the official bird, ichthyosaur as the state fossil, piñon pine as the ...

Most of us are familiar with neon as a term for bright colors and vibrant signs, but you may not know as much about the element underlying the name, which scientists were first able to isolate ...

Nevada Gov. Steve Sisolak on Tuesday signed into law a bill identifying neon as the as the official state element. 1 weather alerts 1 closings/delays. Watch Now.