A Moment of Science

Posts tagged security

November 29, 2010

 

airplane_sunset

How Much Radiation Are You Exposed To When You Fly?

You are exposed to relatively high doses of radiation from the time you go through security to the moment your plane lands.

December 16, 2004

 

Eye Spy

You've seen it in movies. Someone is asked for identification, and instead of producing a badge or a picture, they simply look into a camera.

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