Yep, according to a study coming out in PNAS and supported by NESCent.
(As usual, the news comes out before the PNAS article is actually available, so I can’t comment on the study).

Are Humans Still Evolving? Absolutely, Says A New Analysis Of A Long-term Survey Of Human Health

Byars, S., D. Ewbank, et al. (2009). Natural selection in a contemporary human population. Proceedings of the National Academy of Sciences 106, in press.