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Many institutions have their archives stored on CDs — but the discs aren't as stable as once thought. There is no average life span for a CD, says preservationist Michele Youket, "because there is no average disc." Sarah Tilotta/NPR hide caption

itoggle caption Sarah Tilotta/NPR

Rodin's Left Hand of Eustache de St. Pierre, during the scanning process (from left); computer image created from the scan; inner anatomy; and exterior scan and inner anatomy combined for an augmented reality view of the sculpture. Photo by Matthew Hasel, render by Sarah Hegmann, Division of Clinical Anatomy, Stanford School of Medicine hide caption

itoggle caption Photo by Matthew Hasel, render by Sarah Hegmann, Division of Clinical Anatomy, Stanford School of Medicine

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Notes From Nature allows volunteers to digitally catalog thousands of scientific specimens, like this insect from the Calbug project. Screengrab/NotesFromNature.org hide caption

itoggle caption Screengrab/NotesFromNature.org

Scientists tested their radiation detection app on four smartphones, concluding that it works well enough to be a useful warning system for first responders. Idaho National Laboratory hide caption

itoggle caption Idaho National Laboratory

The RoboRoach device allows users to influence the movements of cockroaches with a smartphone. Backyard Brains hide caption

itoggle caption Backyard Brains

SpaceX launched an upgraded version of its Falcon 9 rocket Sept. 30 from Vandenberg Air Force Base in California, northwest of Los Angeles. SpaceX hide caption

itoggle caption SpaceX