When a fruit fly catches a whiff of a ripe peach, it quickly heads toward it. Time after time, it finds the fruit—even from many feet away and even if the scent arrives only as a few drifting, disconnected puffs. How do they home in with such unerring accuracy?
Source: [Phys.org](https://phys.org/news/2026-07-fruit-flies-fleeting-scent-puffs.html)