More than two millennia ago, Greek craftsmen built a bronze machine that could track the heavens with a precision that would ...

When singer songwriter John Mayer talks about keys, it's not always about music. Sometimes it's about the typewriter he uses. Tom Hanks not only uses one, he's collected about 100 of them. Mayer and ...

Forbes contributors publish independent expert analyses and insights. Journalist, analyst, author, podcaster. Computer companies come out with new machines every year: faster, better, more powerful, ...

Author's rendition of a basic Turing test set-up. Sitting in between two agents (one human and one machine), a person needs to interact with both agents and determine (correctly) which is a machine.