I visited the Gladstone Gallery in Chelsea and saw the Shirin Neshat show - amazing. She's an Iranian photographer who often explores the roles of women in Muslim culture. The MoMa has shown her work in the past, and I think she's fantastic.
Also, this has nothing to do with photography, but researchers found the purpose of our appendix:
http://discovermagazine.com/2008/jan/function-of-appendix-explained