The nitrogen in our DNA, the calcium in our teeth, the iron in our blood, the carbon in our apple pies were made in the interiors of collapsing stars. We are made of starstuff.” – Carl Sagan, Cosmos
Sometimes we forget just how incredible our existence is. So here’s a quick reminder from astronomer Dr. Michelle Thaller that you are, quite literally, made of the remains of an exploded star (along with the scientific explanation for why).
(via The Kid Should See This)