OpenAI acquires AI travel agent Odessia and hires ex-Sonder co-founder Francis Davidson

Computer systems that perform tasks that normally require human intelligence, such as understanding language, recognising images or making decisions.

AI is changing work, media and public services, raising questions about jobs, safety and regulation.

The purchase of one company by another, giving the buyer control of the target's business.

Acquisitions can speed growth for the buyer but raise competition and job concerns.

A digital currency secured by cryptography and recorded on a blockchain, without a central bank issuing it.

Crypto prices are volatile, and governments are still deciding how to regulate it.