A voltage pulse is then applied to control how long the two qubits remain entangled and in their superpositional state.

HSBC's history is certainly remarkable. It is one of only two mega-banks that have remained independent for more than a century, avoiding a bail-out or state control (the other is Santander of Spain).

He repeated his two prerequisites - that the Palestinians recognize Israel as a Jewish state and that Israel maintain security control over the entire West Bank.