The company chaired by a detained Saudi billionaire prince is seeking to reassure investors after its stock plunged following his arrest in a purported anti-corruption drive.

Accor, Europe’s biggest hotel operator, offered to buy Australia’s Mantra Group in a deal valuing the hotel and resort company at $1.2bn (€795m).

As Ireland’s Blue Book celebrates its 40th anniversary, Pól Ó Conghaile visits Dunbrody House to find out what it means, and takes, to become a member.

The floodlit cream shells of the famed Opera House dimmed today as Sydney became the world’s first major city to plunge itself into darkness for the second worldwide Earth Hour, a global campaign to highlight the threat of climate change.