Retailer issues update after BBC contacted by cyber criminals who said this week’s breach went beyond “basic contact details”

Shiona McCallum meets mums and hospital staff trialling a new assisted birth innovation.

Adrienne Murray follows NASA scientists in Iceland researching a rare total solar eclipse.

Ammie Sekhon explores tech used to identify and remove counterfeit products online.

Alasdair Keane heads to the Pokémon World Championships in San Francisco.

What should children learn in a world transformed by artificial intelligence?

China is competing with the United States and other nations to develop AI.

How a Chinese AI model was persuaded to ignore its rules and give dangerous advice.

What is a supercomputer for? How does it work? And who gets to use it? We explain all

The US president said his national intelligence chief will lead the group as worries over AI grow.