Ads for Hilton, Travelodge, Booking.com and Accor are banned by the Advertising Standards Authority.

In an exclusive BBC interview, Sundar Pichai hailed artificial intelligence as an "extraordinary moment" but said no company would be immune if bubble burst.

The decision allows Instagram's parent company to avoid the prospect of the company breaking up

Shares in the firm behind the highly-addictive children's song rose by more than 9% in their stock market debut.

Sundar Pichai candidly acknowledged concerns about inaccurate answers generated by Google's models.