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Researcher calculates Santa's speed on Christmas Eve—and this is what it would do to Rudolph's nose
This is thanks to what's called the Doppler effect—the way speed affects the length of waves, such as sound or light. When light changes color due to speed, we call it redshift or blueshift ...
BBC7y
Sounds of science: the physics that links these musicians
In light waves this happens extremely fast ... On their epic album Dark Side Of The Moon synthesizers replicate the sound of the Doppler Effect in On The Run, with broad stereo swooshes giving ...
AZoQuantum on MSN4mon
Scientific Theory Confirmed After Decades
As the car moves away, the sound waves become more spread out, lowering the frequency and pitch. This phenomenon is the ...