During the Era of Reionization, the universe was a very different place...NASA/Goddard Space Flight Center
Evidence that galaxies that existed 900 million years after the big bang ionized the gas around them...NASA/Goddard Space Flight Center
Near-infrared images of galaxies that existed when the universe was only 900 million years old...NASA/Goddard Space Flight Center
Collage with Kickapoo Indian Medicine Company ads from the 1800s, a smudge stick and New Age meditation group at the Sno...Iowa State University
