Technology Hindered, Helped Search For Flight 370 – NPR

is there a link between cell phone usage and cancer?

Technology Hindered, Helped Search For Flight 370NPRThe word radar is actually an acronym: radio (use the R and the A) detection and ranging. An antenna on the ground sends out electromagnetic waves. They reflect, or backscatter, from the surface of an aircraft and almost instantly return to the radar …and more »…Technology Hindered, Helped Search For Flight 370 – NPR

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