The Mother of All Bombs made news last week after the U.S. military dropped its most powerful non-nuclear bomb at a site in Afghanistans Nangarhar Province. This massive ... explosive device may seem a high-tech marvel. But the technology is old news, based on ... World War II-era theories. Yet theres plenty of new news on the military weapons front. The militarys new toys are often fantastically costly. Yet in some categories, technological advances create opportunities for cheap but powerful military tools ... starting with weaponized drones. The Defense Department is designing robotic fighter jets that would fly into combat alongside manned aircraft. It has tested missiles that can decide what to attack, and it has built ships that can hunt for enemy submarines ... without any help from humans. The dilemma posed by artificial intelligence-driven autonomous weapons - which some scientists liken to the third revolution in warfare, after gunpowder and nuclear arms - is that to take fullest advantage of such weapons, the logical move would be to leave humans entirely out of lethal decision-making, allowing for quicker responses to threats. But if future presidents and Pentagons trusted algorithms to make such decisions, conflicts between two nations relying on such technology could rapidly escalate - to possibly apocalyptic levels - without human involvement. More than 20,000 AI researchers, scientists and [others have signed] a ...petition endorsing a ban on offensive autonomous weapons.