An adult periodical cicada, in the process of shedding its nymphal skin, is seen on May 20, 2025, in Cincinnati. There are two large compound eyes, which are used to visually perceive the world around ...

Billions of them, in fact. Although most of us aren’t that thrilled about the invasion, some call it a “once-in-a-lifetime” experience. Here’s why: 221 years have passed since two cicada broods ...

Cicadas of Brood XIV have begun to emerge this spring, starting in the Southeast and making their way to the Northeast. Brood XIV is a cohort of periodical cicadas, in which each succeeding generation ...

CINCINNATI (AP) — Another cicada invasion is here. The large Brood XIV, which emerges every 17 years, is making for a spectacular natural event as billions of periodical cicadas emerge across parts of ...