LifeRobot inquisition keeps witnesses on the right track Interviewers are likely to lead witnesses astray. It's time for the machines to start asking the questions 51¶¯Âþ
TechnologyArafat's bones could reveal polonium poisoning If the former Palestinian leader was poisoned, enough radioactive material would remain in his bones to prove it eight years on from his death 51¶¯Âþ