Deceiving US experts; proving Einstein wrong: 10 China science breakthroughs in 2025
From the detonation of a hydrogen-based explosive to ending a century-old debate, here are some of the major science developments of the year

1. China unveils a powerful deep-sea cable cutter that could reset the world order
A compact, deep-sea, cable-cutting device, capable of severing the world’s most fortified underwater communication or power lines, has been unveiled by China – and it could shake up global maritime power dynamics.
2. China tests non-nuclear hydrogen bomb, science paper shows
Chinese researchers have successfully detonated a hydrogen-based explosive device in a controlled field test, triggering devastating chemical chain reactions without using any nuclear materials, according to a study published last month.
3. Chinese team finds coronavirus that could infect humans via same route as Covid

A Chinese team has found a new bat coronavirus that carries the risk of animal-to-human transmission because it uses the same human receptor as the virus that causes Covid-19.