For many of us, the buzzing of a bee elicits panic. But the next time you hear that low droning sound, look closer: the bee has navigated to this particular spot for a reason using a fascinating set of tools. She may be using her sensitive olfactory organs, which provide a 3D scent map of her surroundings. She may be following visual landmarks or instructions relayed by a hive-mate. She may even be tracking electrostatic traces left on flowers by...