Johns Hopkins researchers capture jumping genes

An ambitious hunt by Johns Hopkins scientists for actively “jumping genes” in humans has yielded compelling new evidence that the genome, anything but static, contains numerous pesky mobile elements that may help to explain why people have such a var…

Body counts

In the aftermath of a dirty bomb, hundreds or even thousands of victims could require medical attention. First responders conduct extensive training to prepare for such a cataclysmic event, but planning is difficult without a solid estimate of h…