Our twitter log for this story: Obama at MIT "I'll be here awhile. I understand a group of engineering students have put my motorcade on top of building 10" Obama: The people who don't think Climate Change is real are going to be "marginalized". # Obama: Recovery act is the largest single boost in scientific research in history. Adding $2 to economy for every $1 of cost.32 minutes ago from web Innovation and discovery "in our DNA" , but challenges now greater than ever. Windows that generate electricity, viruses that create batteries - 2 of the MIT Projects Obama talking about
