The magic of urban beekeeping: a backyard San Francisco hive

Perhaps motivated by a drive to prop up the bee populations decimated by colony collapse disorder, beekeeping has become popular in cities worldwide. We visit one San Francisco beekeeper who keeps her hive in a Bernal Heights backyard where she escapes once a week to check on her colony. For Alexandra Danieli, beekeeping is part meditation and part fascination with a magical world of GPS, honing pheromones and group intelligence.