1. Research about the professors/groups you are interested in:
   
   1. Check out the professors' websites at MIT's NSE: keep in mind some of them might be out of date, and not all professor listed on it is actively accepting students.
   2. Research about the professors' recent publications to get an idea of the projects he/she has:
      
      1. Engineering Village/Compendex: http://www.engineeringvillage.com.libproxy.mit.edu/search/quick.url?database=1&acw=
      2. Web of Science: http://apps.webofknowledge.com.libproxy.mit.edu/WOS_GeneralSearch_input.do?product=WOS&search_mode=GeneralSearch&SID=2AWV3POZSf6iXAnuVgI&preferencesSaved=
   3. Ask the graduate students that work in the group. This site is currently under construction: Research Groups