PCT Online - The Eastern U.S. is about to see something that hasn't happened since the final episode of Friends aired on NBC: massive swarms of Brood X cicadas.
“It’s one of nature’s unsolved mysteries,” said Doug Yanega, senior scientist at UC Riverside’s Entomology Research Museum. “This is something that’s globally unique. You can’t see it anywhere else in the world. It’s a weird spectacle of nature.”