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

Shiona McCallum tours Blenheim Palace, exploring the tech aiding its restoration.

Harriet Bradshaw finds out how AI is being used to help solve an art history mystery.

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

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

Workers train AI to identify everyday objects by labelling items in photos and videos.

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

It can take a decade to bring a new orchid to market, so breeders keep their hi-tech processes secret.