| 2024-11-12 | Slinky shape |
| 2023-10-10 | Corkscrew shape |
| 2023-09-14 | Noted figure in genetic research |
| 2023-08-16 | Fusilli shape |
| 2021-06-18 | Path an electron may take moving in a constant magnetic field |
| 2020-06-01 | DNA shape |
| 2020-03-01 | Spiral |
| 2017-09-26 | Half of a genetic molecule |
| 2017-01-11 | See 11-Down |
| 2016-06-23 | Spiral |
| 2016-06-01 | DNA strand shape |
| 2016-01-02 | Roller coaster feature |
| 2014-05-04 | Genetic structure |
| 2012-11-20 | Thread of a screw, e.g. |
| 2010-03-19 | Spiral staircase, essentially |
| 2008-10-28 | Double ___ (DNA structure) |
| 2006-07-08 | Screw |
| 2006-01-04 | DNA half |
| 2004-10-05 | Spiral |
| 2002-10-28 | Coil |
| 2000-04-25 | Toy Slinky, essentially |
| 1998-04-07 | DNA structure |
| 1996-02-09 | Coil |