We like to think that our Giant Heart drives the pulse of the City of Brotherly Love, with nearly a million visitors per year getting an inside look at the path blood takes as it passes through the heart.
But whether you're able to visit us or not, The Franklin Institute is dedicated to educating people about how the heart works – and how to keep it healthy.
Find out how and why the Giant Heart was built, and how it has changed over time.
What causes your heart to beat? Think of your arteries as the pump behind the thump.
Find out how the heart develops in the womb and learn a cool trick for remembering some of the parts of the heart.
Why is your blood red? How do scabs form? What’s difference between different blood types?