Gravity and the human body - Jay Buckey

View full lesson: http://ed.ted.com/lessons/gravity-and-the-human-body-jay-buckeyOur bodies function necessarily under the presence of gravity; how blood pumps, a sense of balance and bone growth are all due to life in a world where gravity is an inescapable reality. Armed with experiments from neuroscientists David Hubel and Torsten Wiesel, astronaut Jay Buckey presents a thought experiment: how would our bodies work without the force of gravity? Lesson by Jay Buckey, animation by TED-Ed. Learn more about your ad choices. Visit megaphone.fm/adchoices