MSEC
| Date | Clue |
|---|---|
| 2017-03-22 | Brief period in nuclear physics: Abbr. |
| 2012-04-25 | Fraction of a min. |
| 2012-03-31 | Approx. camera flash duration |
| 2012-01-21 | Brief moment, briefly |
| 2010-07-02 | How long it takes light to travel 186 mi. |
| 2010-01-01 | Processing time unit: Abbr. |
| 2009-04-01 | Fraction of a tick: Abbr. |
| 2008-04-13 | Fraction of a min. |
| 2006-02-05 | Fraction of a min. |
| 2005-04-29 | Not much time: Abbr. |
| 2002-09-29 | Brief moment in time: Abbr. |
| 1994-02-26 | Very short time, for short |