In April, OpenAI's popular ChatGPT hit a milestone of a billion active weekly users, as artificial intelligence continued its explosion in popularity.

Imagine a town with two widget merchants. Customers prefer cheaper widgets, so the merchants must compete to set the lowest price. Unhappy with their meager profits, they meet one night in a ...

Increasingly – and often by stealth as they work inside your innocent-looking search engine – algorithms have entered not just our computers and working lives. They also govern more and more ...