AI generated voices like Alexa and Siri are now so much a part of our everyday experience that disembodied chatbots that talk are edging ever closer to being accepted as real. And not for the first time: attempts to generate artificial human voices date back over two centuries.

Stories of the discovery that the air is full of invisible life – and how that discovery was tragically overlooked when the covid pandemic struck.

His far-reaching career acting, writing and producing on television and film spans voicing a sloth in the movie Ice Age to hosting a PBS series on the untold history of Latinos in the US. He’s fast talking, funny, outspoken and possesses a rare quality in his acting – on display in his new movie Bob Trevino Likes It.

Alan and Clear and Vivid’s executive producer Graham Chedd chat about and play clips from some of the shows coming up in season 29. Guests include actor John Leguizamo, science writer Carl Zimmer, and astrophysicist Mario Livio.

A chat with an actor who does it all. After recovering from a near fatal fall on stage as his career was beginning, Bill Pullman has not only had a busy and award-winning career on stage, screen and television, he’s also getting into science communication  – while working on a one-man play and making hard cider for his friends and neighbors.

How the letters in the acronym TALK can have a profound effect on the next conversation you have.

A psychiatrist, engineer and neuroscientist, Kaf Dzirasa is researching ways to reengineer the brain to make it better able to cope with stress and so improve mental health.

Artificial intelligence is poised to reshape our world, in many ways for the better. But the gains come with great risks – above all that its seductive appeal lulls us into believing that AI machines know better than we do.

His new book Revenge of The Tipping Point takes a fresh look at the tipping points of social change he opened our eyes to 25 years ago  –­ and unearths unexpected explanations for such new questions as: what really drove the opioid crisis, why diversity matters, and why Harvard University has a women’s rugby team.

In a remarkable and illuminating tour de force, the novelist recently took a fresh look at her best-known book, going through it line by line and annotating it with handwritten notes in the margins – notes on things she both loved and hated. “It shows,” she says, “a lot about how to write a novel.”