Decaying dark matter: Unidentified X-ray emission lines in galaxy cluster spectra may point the way

Scientists search for "decaying" dark matter (DDM) because it offers unique signatures like specific X-ray or gamma-ray lines ...
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US firm plans 50,000-strong humanoid robot army for defense, industrial work

Foundation plans to build 50,000 humanoid robots by 2027, targeting both industrial work and military missions.