An exceptionally-rare blue diamond went under the hammer in Geneva late Tuesday, selling for $21.5 million, Sotheby's auction ...

Hyped-up fans prepared to take sought-after seats for the Eurovision Song Contest's first semi-final on Tuesday as the ...

The device creates a chemical reaction within a tiny detachable chamber that pushes out carbon dioxide gas to propel it along ...

Saudi Arabia on Tuesday promised billions of dollars in deals with the United States from defence to artificial intelligence ...