Last seen in:
- Wall Street Journal - Oct 10 2015 - October 10, 2015 - B & B's
- Wall Street Journal - Feb 27 2015 - February 27, 2015 - Positive Reinforcement
- Wall Street Journal - Mar 28 2014 - March 28, 2014 - Sloganeering
- Wall Street Journal - Sep 6 2013 - September 6, 2013 - Academia Nuts
- Wall Street Journal - Apr 23 2010 - April 23, 2010 - Presented in 3-D
- Universal - Jul 19 2009
- Wall Street Journal - Dec 8 2006 - December 8, 2006 - Caveat Emptor
- New York Times - Dec 1 2005
Related Clues:
- Interminably long time
- Countless years on end
- Tons of time
- Megayears
- What a houseguest's stay might feel like
- Astronomer's time period
- Long time period
- Long interval
- ''___ Flux'' (2005 movie)
- 1,000,000,000 years
- '___ Flux' (Charlize Theron film)
- One billion years, in geologic time
- Waiting period, it sometimes seems
- A billion years, geologically
- ''___ Flux'' (Charlize Theron movie)