When it comes to the distant universe, even the keen vision of NASA’s Hubble Space Telescope can only go so far. Teasing out finer details requires clever thinking and a...Read more

Pioneering University of Chicago cosmologist Michael S. Turner will present the annual Nora and Edward Ryerson Lecture, titled “Quarks and the Cosmos,” at 5 p.m. Wednesday, April 17. The free...Read more

Century-old relic to be passed around on telescope repair mission.

272 stars gave their lives for the photo spread on cosmic explosions that graced pages 80 and 81 of the March 2007 National Geographic .