Voice synthesis has come a long way since 1978’s Speak & Spell toy, which once wowed people with its state-of-the-art ability to read words aloud using an electronic voice. Now, using deep-learning AI ...

Imagine a world where your favorite audiobook is narrated by a voice so lifelike, you’d swear it belonged to a seasoned actor—or where a virtual assistant greets you with warmth and empathy, adapting ...