When infections occur in the body, stem cells in the blood often jump into action by multiplying and differentiating into mature immune cells that can fight off illness. But repeated infections and inflammation can deplete these cell populations ...See all stories on this topic » […]

Last week's announcement in Cell that a team in Oregon has successfully derived stem cells from a cloned human embryo raises many questions. Researchers must do their best to answer them. If they do not, then they risk a repeat performance of the ...See all stories on this topic » […]

Much of the confusion over stem cell research involves misunderstanding of terms, so let's begin with some definitions. Stem cells are immature cells that are undifferentiated (i.e., they have not yet “decided” what kind of cell to be). A stem cell ...See all stories on this topic » […]

Meet the Iranian Parkour Girls, the Gaza Parkour Team (while bombs fall) and the first Iraqi Parkour team. […]

"The comedian and actor lives with his wife, Jeannie Noth Gaffigan, and five children — that's not a typo — in a two-bedroom apartment in lower Manhattan." An NPR interview with Jim Gaffigan on kids, comedy, and apartment living. "In an urban setting, when you live in an apartment building, you hear everything. But if you could imagine li […]

"That a woman of color on a major network show should have a character this focal and active without any romantic angle is a rare bird. It's also deliberate." --- But -- "Remember the time Sherlock and Watson looked up a clue on a sponsored computer product while he sat on the toilet? I sure do! Bing me!" -- However -- "We have, […]