Sound
 Listen carefully, very carefully. Is that the sound of a tiny human heart? Maybe it was sonar mapping the ocean floor? Or a computer listening to your every word?
Switch your aural attentiveness up to maximum as Dr Rob turns up the volume and SCOPES out all the science behind sound. As once again the ordinary becomes extraordinary, 'under the SCOPE'.
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[external links open in a new window]
Try these DIY science experiments from CSIRO's Double Helix Science Club and Science by Email:
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VIDEO CLIPS
Sound
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