For the first time, speech has been decoupled from consequence. We now live alongside AI systems that converse knowledgeably and persuasively—deploying claims about the world, explanations, advice, ...

Neuroscientists are converging on a detailed picture of how the human brain carves continuous speech into words, drawing on new work from institutions including UC San Francisco and research teams ...

Talking is one of the most complex actions the human body performs, yet the process of turning thoughts into speech is coordinated on millisecond timescales. For some children, the brain struggles to ...

Speech sounds like it is made of words, but that impression has more to do with what’s in our heads than with what comes out of our mouths. In natural speech, there are no clear acoustic boundaries ...

We’ve all experienced that moment mid-sentence when we just can’t find the word we want to use, even though we’re certain we know it. Why does this universal problem among speakers happen? And when ...