Eating your food at a restaurant while others are still waiting for their dish to arrive is not rude, scientists have found.

A US appeals court has let Donald Trump retain control of California&s National Guard while the state&s Democratic governor proceeds with a lawsuit challenging the Republican president&s use of the troops to quell protests in Los Angeles.

Britain, France, Germany and the European Union all rushed their foreign ministers to Geneva for talks with Iran in a desperate attempt to give peace a chance. But it is not clear that peace now is the best option.

Iran said yesterday it would not discuss the future of its nuclear programme while under attack by Israel, as Europe tried to coax Tehran back into negotiations and the United States considers whether to get involved in the conflict.