Human voice or deepfake? Our brains can tell the difference – for now

The human brain reacts differently to an AI-generated voice than to a real one – and yet we aren't always conscious of this, say researchers who studied the brains of people listening to human and artificial voices. — Photo: Hannes P. Albert/dpa

ZURICH: Fake or real? It is increasingly difficult to tell whether it's a human or an AI-generated voice that is speaking – at least consciously.

Researchers have observed that our brains reacts differently to deepfake voices than to natural ones, even though we may not be fully aware of this.