For the past few days, after the sighting of Chinese balloons in America, the discussion of espionage is in full swing. Many experts believe that China wants to collect personal information of American people by using different methods. Anyway, espionage is the biggest weapon of security for any country. This thing proves to be absolutely accurate in war. The more brave spies he has, the more he has the upper hand. Now scientists are thinking a step ahead. American scientists have invented a technique of spying on humans from dead…
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