The Massive Ordnance Air Blast Weapon (MOAB, known informally as the “Mother of All Bombs” and formally as the Guided Bomb Unit, or GBU, 43/B) has attracted a great deal of attention since it was dropped on ISIS fighters in eastern Afghanistan on 13 April.  Unfortunately, discussion of the attack has been hobbled by a … Continue reading “The Mother of All Bombs”: Understanding the Massive Ordnance Air Blast Weapon