Digital Trends: Watch astronaut Tim Peake explain why somersaults in the ISS don't make you dizzy

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“On the ground the brain takes cues both from the motion of fluid in our inner ear, which is affected by our motion and by gravity, as well as from our vision to determine our position and motion,” says Professor Eamonn Kerins, an astrophysicist at the School of Physics & Astronomy in the UK’s University of Manchester...