Obama stops by
When President Obama came to MIT last October, he visited various clean-energy research projects including this solar lab, which is funded in part by the National Science Foundation. This piece of equipment, seen in full in the previous picture, is for testing different processes for depositing nanomaterials. Above Obama's signature, it says "Great work!"
May 5, 2010 8:31 AM PDT
Photo by: Martin LaMonica
| Caption by: Martin LaMonica
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