For decades, scientists have known that migratory birds use Earth’s geomagnetic field—along with light, stars, and other cues—to guide them on remarkably long journeys. But it is unclear just how ...

Loggerhead sea turtles (Caretta caretta) can learn to associate food with the geomagnetic signatures of various oceanic regions, suggesting that they are able to find known foraging areas using an ...

The monarch butterfly uses a magnetic compass to guide its extraordinary migration thousands of km across North America, scientists say. Monarchs are known to possess a Sun compass but even on cloudy ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Sea turtles are ...

What if you had to find your way through hundreds of miles of unknown territory with only your eyes and a simple compass to guide you? That’s what the Australian Bogong moth does in its annual ...