Some science links from the Scientific American (their newsletters are inundating my mailbox!):
Find X and Say Your Work. (60-seconds podcast).
A study in the Electronic Journal of Research In Educational Psychology found that students who worked out math problems out loud got more accurate results, and faster.
Are Social Networks Messing with Your Head? (Preview from Scientific American Mind)
Gaming for Profits: Real Money from Virtual Worlds. (Preview from Scientific American)
The Top 10 Science Stories of 2009 [Slide Show]