More than 100 years ago, astronomer George Ellery Hale brought our two Pasadena institutions together to build what was then the largest optical telescope in the world. The Mt. Wilson Observatory changed the conception of humankind’s place in the universe and revealed the mysteries of the heavens to generations of citizens and scientists alike. Ever since then, the United States has been at the forefront of “big glass.” In fact, our institutions, Carnegie Science and Caltech, still help run some... Read this story