"Pain, Tedium, Danger, Disgust, Humiliation—It's all just part of the average workday for the (often proud, more often smelly) members of our third annual honor roll of the Worst Jobs in Science." Some of the top picks include:

• Orangutan-Pee Collector
• NASA Ballerina
• Do-Gooder
• Semen Washer
• Volcanologist

There's more. You can check out past Worst Jobs in Science in the Worst Jobs in Science 2004 and Worst Jobs in Science 2003.

Related: Perhaps you'd like to find a new job? Check out Indeed.com , a dedicated job search engine.