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US blast simulation targets China’s alleged secret nuclear testing

US blast simulation targets China’s alleged secret nuclear testing
South China Morning Post Friday 02 October 2026, 22:38 UTC By Seong Hyeon Choi 1 min read
Key Points

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...

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...
US (LOCATION) China (LOCATION) Washington (LOCATION) Beijing (LOCATION) The US Department of Energy (ORG) the National Nuclear Security Administration (ORG) the Nevada National Security Site (ORG)
Originally published by South China Morning Post Read original →

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