PNAS

Nature’s Neverending Tournament

March 14, 2011

For three weeks starting tonight, the attention of sports fans around the country will be on the brackets of the NCAA Basketball Tournament as 68 teams are methodically reduced to one champion. The process is somewhat similar to evolution, as a [Read more]

Shaping a Stem Cell’s Future

March 23, 2010

Stem cells are a little like teenagers, full of potential but not sure what they’re going to be when they grow up. It’s that uncertain destiny that makes stem cells so exciting to scientists and physicians, who hope to someday use them [Read more]