7UP is the soft drink famously known as "The Uncola".  The company ran an iconic marketing campaign with this slogan in the late 1960s and 1970s. It was designed to separate 7UP from classic dark colas (like Coca-Cola and Pepsi) by highlighting that the lemon-lime soda was caffeine-free, clear, and had a crisp, fruity taste.

Prospect Creek Camp, Alaska -- It is located near the Arctic Circle along the Alaska pipeline. The temperature was -80 degrees Fahrenheit (-62 degrees Celsius) on January 23, 1971.

The 56 signers of the Declaration of Independence were the delegates from the 13 American colonies who formally adopted the document on July 4, 1776, committing treason against the British Crown. They represented a diverse group of lawyers, merchants, planters, and scientists, ranging in age from 26 to 70.

Michael Myers from the Halloween franchise wears the famous mask.  For the original 1978 film, the production crew bought a cheap Captain Kirk mask (modeled after William Shatner) for $1.98. They spray-painted it white, reshaped the eyeholes, and teased out the hair to create the chilling, emotionless face.

Vitamin B1 is most commonly known as thiamin (or thiamine). It was also historically referred to as aneurine because a lack of it was found to cause nervous system issues. [1, 2, 3, 4, 5]