GEEK ART - GEEK ART

	How Does The Human Heart Work? [VIDEO]
	We all know what the heart does. It pumps blood. But how does it really work? Here's the latest Ted-Ed animation short with educator Edmund Hui explaining the inner-workings of the human heart.
	Mars Has a Lot of Heart For You
	Who knew Mars was a romantic? Here's a collection of hearts on Mars posted by Chris Hadfield. Love is in space!
	Artificial Hearts of The Past Were The Size of Fast Food Stands
	You're looking at the first ever artificial heart. The machine looks more like a cooking station that would serve up some barbeque. Instead, it was actually designed to temporarily stand in for a human heart. It pumps blood around the body until a p...
	Scientists Measure Your Heart Rate Using a Pair of Cheap Headphones
	Researchers over at the Kaiteki Institute in Japan now say you can keep track of your heart rate with a cheap pair of in-ear headphones. They used a technique that measures the pressure changes inside the ear canal caused by the eardrum being vibrat...