Neither the public or the tech giants pushing artificial intelligence understand its long-term implications, warns former Google CEO Eric Schmidt.

Google sparks debate on big tech's approach to AI safety and raises concerns about responsible tech development in military and surveillance.

Google has removed a pledge from its artificial intelligence (AI) principles that had said the company would not use the technology to develop weapons. The technology giant has rewritten the principles that guide its development and use of AI – which are published online – but a section pledging not to develop tech “that cause or are likely to