It's now been a week since the big earthquake struck the Himalayas, and Tabitha M. Powledge rounds up reports on the disaster's potential death toll, along with video and information about relief efforts: "People have begun to behave as if the immediate crisis is over, but now there will be worries about coming health risks. The Centers for Disease Control and Prevention is telling U.S. residents not to go to Nepal unless they must." Also, a trove of earthquake graphics.
May 2, 2015