Cicadas 2024 Noise. Cicadas are among the world's loudest insects, some scientists say. In the midwest and southeastern us, trillions of cicadas from two broods are set to emerge in a rare synchronized event.
Updated 6:39 am pdt, june 14, 2024. Then, following this absurdly long stint in the soil, they emerge, sprout wings, make a ton of noise, have sex, and die within a few weeks.