By David Shaw, 23 September 2021
This simple toy can balance on a table edge or a fingertip. So get your craft on and have some physics fun!
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By Carol Saab, 11 July 2013
Where’s your head at? Our ability to sense the rotational movement of our head comes from a set of organs in the inner ear. One of these organs, the utricle, also gives us the ability to sense acceleration.
