Touch, Taste and Smell

Use it or lose it: Pianists preserve tactile acuity

Ever notice how speed texting seems to be a young person’s game? Most Gen Zs and Millennials send messages from their smart phones much faster than their parents and grandparents. As such, tech companies have created settings specifically to make smart phone use easier for the elderly. One explanation is that tactile acuity declines as […]

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When Rain Man meets Braille: Tactile Subitizing and Numerosity Estimates

Put Tom Cruise and Dustin Hoffman together and you get Rain Man, the Academy-Award winning story of an autistic savant—played by Hoffman who received the Best Actor award for his performance—who turns out to have many unexpected talents. The clip below shows one famous scene, in which Hoffman knows within seconds that the waitress dropped […]

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The eigenvalues of lightsabers and submerged golden hammers: Judging the length of an object from its rotational inertia

People are capable of inferring many attributes of an object by wielding it. Pick up a hammer and you can get a fairly good idea of its length, width, and shape (an ability that is known as exteroception). You will also acquire information about the orientation of the hammer in your hand (exproprioception), and your […]

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