Some workers who participate in Amazon’s Mechanical Turk crowdsourcing marketplace say the company suspended their payments accounts without explanation due to an apparent technical problem in ...

A new study published in Nature Human Behaviour suggests that a tool similar to a stock market could help scientists identify ...

A subsidiary of Amazon.com that provides a Web services system that uses people to perform tasks better handled by humans than computers. Mechanical Turk is a "crowdsourcing" system, in which ...