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

Attribution science is becoming an increasingly important tool in climate lawsuits.

Is there a way to fix AI’s problem with trust?

Can pedestrians, runners and cyclists safely share the road with self-driving vehicles?

How to say goodbye and pay tribute to a loved one – with a hologram.

The company’s claim the AI tool can outperform humans at some hacking and cyber-security tasks has sparked fears in the financial world.

The tech aims to identify people’s irises and stop the rise of fake accounts and malicious scams.

The discussion is a sign the AI firm’s technology may be too critical for even the US government to do without.

The Paris prosecutor’s office told the BBC it had “taken note of the absence of the people summoned”.

The firm founded by Amazon billionaire Jeff Bezos is investigating the failed launch.