Chinese J-10 fighter jets pass an air force officer on the tarmac at the Yangcun airbase of the People's Liberation Army Air Force in Tianjin, southeast of Beijing, April 13, 2010.
Frederic J. Brown/AFP/Getty Images
Paul Law, director of the Interactive Autism Network, and his wife, Kiely Law, changed the direction of their careers after having a child with autism. IAN seeks to facilitate research on autism spectrum disorders.
This infrared image shows ash spewing out of Iceland's Eyjafjallajokull volcano. It was taken April 17 by a NASA spacecraft. Hotter areas, shown in red, can be seen at the ash plume's base.
NASA/JPL/EO-1 Mission/GSFC/Ashley Davies
Isabelle, 9, has a rare genetic disorder called Williams syndrome. One of the symptoms is that people have an inability to distrust anyone, even strangers. Isabelle often picks at her hands as a means of relieving stress.
Jesse Neider/for NPR
Iranian President Mahmoud Ahmadinejad (foreground) visits the Natanz Uranium Enrichment Facility some 200 miles south of the capital, Tehran, in this April 8, 2008, photo issued by the Iranian president's office.
Iranian President's Office/AP