Weird Wide Web: Visit pi.ytmnd.com to hear the digits of pi sung in harmony by female voices with instrumental accompaniment.

Many trivia fans know that the letters of auto additive STP stand for “Scientifically Treated Petroleum.” Founded in 1953, the company today is part of a large corporation whose name is most associated with what other type of liquid?

A) Cola

B) Mouthwash

C) Gasoline

D) Laundry bleach

Answer Monday.

Thursday’s answer: The word “robotics” was coined by author Isaac Asimov, and first appeared in print in a 1942 science fiction magazine.