Navigating with the Stars: Dung Beetles and Whales?

For thousands of years, humans have looked to the stars for guidance on their long journeys. But humans aren't alone in their reliance on the heavens. Research released earlier this year suggested that dung beetles also look to the night sky for navigation -- albeit not quite in the same way we do. Last week, the authors of the dung beetle research earned an Ig Nobel (an award with the tagline "For achievements that first make people laugh then make them think). Also last week, astronomer Michae...