Speaker: Charling Tao (Tsinghua/CPPM)　　 

   Time: Thursday, 3:00pm, October 30th　　

　　Location: Lecture Hall, 3rd floor　　 

　　Abstract:

        Evidence for DM comes from a wealth of astrophysical observations that I will

     briefly review in this talk, with an emphasis on the problems we still wish to solve.