Andrew Rogers explores new tech trials helping people stay underwater for longer.

Adrienne Murray explores how new 3D imaging is supporting heart procedures.

Shiona McCallum meets a medical expert testing out the future of prosthetics.

A sleep apnoea wearable. Plus, tech to free up hospital beds and a breast health app.

Crumbling roads and other hazards – can AI make our streets safer?

We talk to an expert about the risks from AI hackers

What is the role of a teacher once AI arrives in the school classroom?

YouTube said it worked with experts to provide appropriate experiences. TikTok said it was disappointed Ofcom had not acknowledged its safety features.

The trial had been set as a test case for 1200 other school districts making similar claims.

The NCA and NPCC say children should be blocked from accessing sites which do not stop them seeing nudes or being contacted by strangers.