Scientists have been building nuclear weapons for more than 80 years, but crafting this technology remains a challenge.

Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment ...

Molten Salt Reactors (MSRs) are nuclear fission reactors in which either the fuel and/or the coolant is a molten salt. Molten salt is salt which liquifies at elevated temperatures and can store ...

In 2003, North Korea withdrew from the Treaty on the Non-Proliferation of Nuclear Weapons (NPT). Since 2006, the country has conducted six nuclear tests at increasing levels of expertise, prompting ...

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The stock of uranium enriched to up to 60% fissile purity, close to the roughly 90% of bomb-grade, has been a long-standing concern for Western powers, which say there is no civil justification ...