ScreenRant on MSN2d
The Real Reason Star Trek's Una Chin-Riley Is Called "Number One"
The "Number One" nickname has a surprisingly personal meaning to Una-Chin Riley in Star Trek lore. Introduced in pilot episode "The Cage" and portrayed by Majel Barrett, Number One was cut from Star ...
Hosted on MSN25d
118 Elements and Their Symbols and Atomic Numbers: Definition, Symbol with Atomic Number
There are 118 elements in the periodic table, each with a unique symbol and atomic number. Symbol: A one or two-letter abbreviation used to represent the element. Atomic number: The number of ...