| 2025-08-17 | The (middle) sound of "silence" |
| 2024-03-17 | Either end of America? |
| 2023-09-13 | Start or end for Alexa? |
| 2023-08-10 | Most common vowel sound in English |
| 2023-02-13 | Sound represented by an upside-down "e" |
| 2022-12-08 | Beginning or end for Alexa? |
| 2022-05-14 | Either side of Alaska? |
| 2022-03-10 | It begins "again" |
| 2019-12-11 | "America" begins and ends with this |
| 2014-06-17 | Beginning or end of "Athena" |
| 2013-08-27 | Vowel sound represented by an upside-down "e" |
| 2012-12-13 | Agenda's beginning or end |
| 2012-03-19 | Either the first or last vowel sound in "Alaska" |
| 2011-12-13 | Unstressed vowel |
| 2011-05-20 | End of an era? |
| 2011-04-25 | Unstressed vowel symbol |
| 2008-12-20 | One of two in Canada? |
| 2006-12-17 | Sound in the middle of Italy |
| 2003-02-20 | Pronunciation indicator |
| 2002-07-04 | "Long Island" sound |
| 2000-07-20 | Inverted "e" |
| 1998-12-31 | Pronunciation symbol |
| 1998-08-02 | Either end of Alaska |
| 1998-05-26 | Vowel sound |
| 1997-06-02 | Pronunciation symbol |
| 1996-08-07 | Pronunciation symbol |
| 1995-08-29 | Unstressed vowel |
| 1995-08-06 | Pronunciation symbol |
| 1995-06-05 | Unstressed vowel |
| 1995-05-23 | Unstressed vowel |
| 1995-02-21 | Vowel sound |
| 1994-09-30 | Pronunciation symbol |