Additive manufacturing (AM) is an emerging means of production in which objects are created by layering materials in precise geometric shapes according to a predetermined design. This contrasts with traditional “subtractive” manufacturing in which material is pared, milled, carved, or otherwise reduced to shape an object. Additive manufacturing refers to the general manufacturing process that […]
The Right and Wrong Lessons to Learn from Missile Defense in Ukraine
By Shawn Rostker The war in Ukraine has been marked by a Russian reliance on air strikes in the face of its failure to capture decisive victory on the ground. The use of drones and missiles against military and civilian targets has been one of the main pillars of a Russian strategy to drain Ukraine’s […]
Fact Sheet: Depleted Uranium
What is Depleted Uranium? Depleted uranium (DU) is a toxic heavy metal and the main by-product of uranium enrichment. Uranium left over from the enrichment process is called “depleted” because it has only about one-third as much U-235 as natural uranium. DU is not usable for nuclear weapons as it does not contain enough fissile […]
No Good Reason for Nuclear Testing
By John Erath On October 5, Russian President Vladimir Putin stated that Russia would consider revoking its ratification of the Comprehensive Test Ban Treaty (CTBT) and turned the matter over to the Duma for further action. This step has caused concern that Russia may resume explosive testing of nuclear weapons and break the effective moratorium […]
Why Israel’s Iron Dome couldn’t stop every rocket strike from Hamas
Senior Policy Director John Erath spoke with Business Insider about Israel’s Iron Dome defense system. Still, like any anti-missile defense system, it has its limitations, John Erath, Senior Policy Director for the Center for Arms Control and Non-Proliferation, told Insider Wednesday. “Iron dome has been very effective against small-scale attacks, which are the norm,” Erath said. […]