The angle of the straight run from vertical is equal to the angle between the hive and the food source. See movies of the honeybee dances. Learn to do the waggle dance. Workers have stingers but don't sting unless provoked or threatened. Worker bees live about one month.
Older workers search for nectar and make the enzymes necessary to convert it to honey.
The sole purpose of the drones is to mate with the queen. But a drone's life isn't all that easy. They are usually forced from the colony when food runs low or when cold weather approaches. And those who mate with the queen pay with their lives. Take a look inside a beehive.