The Day the Sun Brought Darkness (w/Video)

On March 13, 1989 the entire province of Quebec, Canada suffered an electrical power blackout. Hundreds of blackouts occur in some part of North America every year. The Quebec Blackout was different, because this one was ...

Random Antenna Arrays Boost Emergency Communications

(PhysOrg.com) -- First responders could boost their radio communications quickly at a disaster site by setting out just four extra transmitters in a random arrangement to significantly increase the signal power at the receiver, ...

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