The Apprentice Beekeeper Who Learned to Hear the Hive

In 2019, a teenager named Marco Peña joined his grandfather's beekeeping operation outside Tucson, Arizona. His first summer, he couldn't distinguish one hum from another — the apiary was just noise. But his grandfather, a third-generation beekeeper, would cock his head and say, "Listen. That pitch means they're agitated. That deeper tone means the queen is healthy." Marco heard nothing different.…