OpenAI has released its much-anticipated GPT-5 AI chatbot, claiming it's a "significant leap in intelligence" and "it's like talking to an expert".

Also we speak to Martin Fidock, CEO of Oviva, the NHS’s biggest weight-loss jab provider, about how the company is using AI to personalise service for patients and tackle the UK's £126bn obesity crisis.

The UK government announced new measures to crack down on unlicensed cosmetic practitioners.

We hear from The Standard journalist Arielle Domb about the government's plans.

Also in this episode:

• NASA astronaut Barry “Butch” Wilmore retires

• Study shows that cockatoos have 30 different dance moves

• Hubble Space Telescope captures photos of a comet visiting from another solar system

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