Historical clue formulations

• Shape-shifters? — 2025-04-04
• Shapeless forms — 2024-05-24
• Ill-defined shapes — 2020-11-16
• Some shapes on lab slides — 2020-10-13
• Amorphous shapes — 2017-06-07
• Things in lava lamps — 2013-03-15
• Things moving in lava lamps — 2011-07-04
• Splotches — 1998-08-26
• Splotches — 1997-07-11
• Lumps — 1995-02-27
• Splotches — 1995-02-15