factoid

noun ~ 1. an invented fact believed to be true because of its appearance in print; *2. a briefly stated and usually trivial fact

*”I picked up another factoid, namely, that most people use only a small fraction — five or ten percent — of their brain capacity.” ~ Lorene Cary, Black Ice

Merriam-Webster’s 365 New Words Calendar, www.pageaday.com, Workman Publishing