Just off Mass. Ave.
The view of the reactor dome and building from the outside. It's located right in the middle of Cambridge, a few steps from the main thoroughfare Massachusetts Avenue.
Though it's still around after decades, it has caused moments of friction between the city and MIT. After the 9/11 attacks, for example, the city council held emergency hearings to better understand the security of the facility. MIT has committed to changing from using highly enriched uranium to a fuel with a lower density of enriched uranium by 2015.
February 11, 2011 4:00 AM PST
Photo by: Martin LaMonica/CNET
| Caption by: Martin LaMonica
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