During a news conference in downtown Los Angeles, Metro officials demonstrated their concealed-weapons detection system, which will scan a certain ... electromagnetic radiation to detect objects ...

The new scanners aim to enhance weapon detection capabilities after the failure of an already-installed AI-powered system. The Evolv System uses quick artificial intelligence to identify weapons ...

Reactors can be used to produce materials for weapons ... particles with near-zero mass and no electric charge, making them exceptionally challenging to detect. These antimatter particles are ...