The Biggest Digital Camera Ever Made: 6,600 Pounds and 3,200 Megapixels

In the early 1990s, a group of scientists had a dream: a new type of telescope that would push astronomy, astrophysics, and imaging technology further than ever before. It would be a device that could see giant swaths of the sky and help unravel the mystery of dark matter. 30 years later, that dream is a reality.