RAF Lakenheath Nuclear Near-Disasters

Introduction RAF Lakenheath in Suffolk, one of several air bases in the United Kingdom (UK) used by the United States Air Force (USAF) to store nuclear weapons during the Cold War, was the site of two nuclear near-disasters, in 1956 and 1961. Two incidents involving aircraft crashes and subsequent fires causing damage to nuclear weapons… Read More

What was the Demon Core?

Introduction The demon core was a spherical 6.2-kilogram (14 lb) subcritical mass of plutonium 89 millimetres (3.5 in) in diameter, manufactured during World War II by the United States nuclear weapon development effort, the Manhattan Project, as a fissile core for an early atomic bomb. It was involved in two criticality accidents, on 21 August… Read More

What was the Strategic Defence Initiative?

Introduction The Strategic Defence Initiative (SDI), nicknamed the “Star Wars programme”, was a proposed missile defence system intended to protect the United States from attack by ballistic strategic nuclear weapons (intercontinental ballistic missiles and submarine-launched ballistic missiles). The concept was first announced on 23 March 1983 by President Ronald Reagan, a vocal critic of the… Read More

What was the 1966 Palomares B-52 Crash?

Introduction The 1966 Palomares B-52 crash, also called the Palomares incident, occurred on 17 January 1966, when a B-52G bomber of the United States Air Force’s Strategic Air Command collided with a KC-135 tanker during mid-air refuelling at 31,000 feet (9,450 m) over the Mediterranean Sea, off the coast of Spain. The KC-135 was completely… Read More

Developing a New Method to Confirm the Absence or Presence of Nuclear Weapons & Fissile Materials

Research Paper Title A physical unclonable neutron sensor for nuclear arms control inspections. Background Classical sensor security relies on cryptographic algorithms executed on trusted hardware. This approach has significant shortcomings, however. Hardware can be manipulated, including below transistor level, and cryptographic keys are at risk of extraction attacks. A further weakness is that sensor media… Read More

What is the Comprehensive Nuclear-Test-Ban Treaty?

Introduction The Comprehensive Nuclear-Test-Ban Treaty (CTBT) is a multilateral treaty that bans all nuclear tests, for both civilian and military purposes, in all environments. It was adopted by the United Nations General Assembly on 10 September 1996, but has not entered into force, as eight specific nations have not ratified the treaty. Brief History The… Read More

What is Exercise Spade Fork?

Introduction Federal Emergency Plan D-Minus was a plan developed by the United States of America (US) in the 1950’s to guide the federal government in the immediate aftermath of a catastrophic nuclear attack. Plan D-Minus was part of the National Plan for Emergency Preparedness, which also included Mobilisation Plan C (providing direction for federal planning… Read More