Hot water freezes faster than cold water under certain conditions
the verdict
SUPPORTED
the evidence backs this
confidence 88/100
Although counterintuitive, multiple scientific studies and historical observations confirm the Mpemba effect, demonstrating that hot water can freeze faster than cold water under specific, controlled conditions.
Evidence for · 4
The Mpemba effect: When can hot water freeze faster than cold?
2006 · cited by 101
This review discusses the historical and contemporary observations of the Mpemba effect, wherein initially hot water freezes faster than initially cold water under certain conditions.
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More for · 3
Thermographic study of freezing water drops: An insight on Mpemba effect
2024 · cited by 0
This study utilizes optical tools and thermography to analyze temperature changes in water drops, contributing to the ongoing discourse surrounding the Mpemba effect.
Unraveling Specific Conditions for a Repeatable Mpemba Effect.
2025 · cited by 0
This study demonstrates that when cups of hot and cold water are placed in a freezer under controlled conditions, the hot sample can freeze faster than the cold sample.
Exponentially faster cooling in a colloidal system.
2020 · cited by 0
This research demonstrates the Mpemba effect in a controlled colloidal system, showing that under specific parameters, hot systems can relax and cool faster than cooler ones.