Poor Alan Turing proposed a test by which you'd know whether The Machines are thinking: converse with someone you can't see and who might be a human or might be a machine, and you'll always know which. Test after test, we always know; machines are inferior conversationalists. But recently from the IEEE, the Institute of Electrical and Electronics Engineers-an extremely large, ruthlessly intelligent, highly organized professional association-comes troubling news. Change the test from conversing to killing, and all hell breaks loose: machines are indistinguishable from humans. READ MORE