Nearly 3,000 tonnes of ammonium nitrate - taken from a ship off the coast of Beirut six years ago and then stored in a warehouse - has been blamed for the explosion that ripped through the port ...

The Malta-flagged cargo ship Ruby, which set off from Russia's northern port of Kandalaksha, has docked in England.

The new coating, developed by Northwestern University scientists, was 10 times more resistant to decomposition in perovskite solar cells.