THE US Air Force has dropped a 21,000-pound MOAB bomb on a range in northwest Florida in a successful first live test of a powerful new weapon nicknamed the “mother of all bombs.”

The US Air Force tonight carried out its first test of the biggest conventional bomb in the US military’s arsenal, a 21,000lb (9,450kg) weapon that could play a dramatic role in any attack on Iraq.

The US Air Force scheduled a test today of the biggest conventional bomb in the world, a 21,000-pound device that could play a dramatic role in an attack on Iraq.

The US air force is due to test a 21,000lb bomb and is warning Florida residents that they can expect to hear it for miles around.