Human Body Ingredients via imaginaryfoundation: 'The average human has approximately 100 trillion cells and each cell is made of approximately 100 trillion atoms, each of which were originally created in the center of a star.
Galactic Evolution: How Galaxies are Classified by Type Infographic is one of the best Infographics created in the Science category. Check out Galactic Evolution: How Galaxies are Classified by Type now!
Who’s visiting whom? This chart of solar system exploration shows every robotic space probe currently exploring (or about to explore) a major solar system object… except for the Earth and Sun of course.