Most cicada species come out every year, but in the United States, there aretwo periodical broods of cicadas that stay underground for either 13 years or 17 years. The last time they came above ground at the same time was in 1803, "when Thomas Jefferson was president, and Napoleon was th...
2024 is the year of the double cicada emergence, a 'simultaneous explosion of bugs' The Cicada insect re-emerges in Western Springs, IL on May 29, 2007. Two broods of periodical cicadas are emerging in 2024. (Photo by Stephen Azzato/NBCU Photo Bank/NBCUniversal via Getty Images via Getty ...