US blast simulation targets China’s alleged secret nuclear testing

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The US conducted an underground, non-nuclear high-explosive experiment at the Nevada National Security Site to improve detection of low-yield nuclear explosions. Washington explicitly linked the exercise to its allegation that China conducted a nuclear test in 2020, which Beijing denies.

The US has conducted a non-nuclear underground experiment to enhance its ability to detect low-yield nuclear explosions that it explicitly linked with a test that Washington suspects China carried out in 2020 – an accusation Beijing denies. The US Department of Energy announced on Wednesday that the National Nuclear Security Administration (NNSA) conducted a “subsurface, non-nuclear chemical high-explosive” experiment at the Nevada National Security Site, which it said aimed to “increase the...