An image released by satellite company DigitalGlobe shows an area of the Gulf of Thailand where it's allowing web users to assist in the search for missing Malaysia Airlines flight MH370, using satellite imagery. DigitalGlobe/National Geographic hide caption

itoggle caption DigitalGlobe/National Geographic

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

Cropland Capture's developers hope players will find where crops are grown amid Earth's natural vegetation in satellite images to shine a light on where humanity grows its food. Courtesy of the International Institute for Applied Systems Analysis hide caption

itoggle caption Courtesy of the International Institute for Applied Systems Analysis

Crowdsourcing tools are giving teachers and school district employees more say on big decisions. iStockphoto.com hide caption

itoggle caption iStockphoto.com

Car commercial? Nope. Jessica Richman, Zachary Apte (center) and William Ludington are looking to the crowd for money to fund uBiome, which will sequence the genetic code of microbes that live on and inside humans. Courtesy of uBiome hide caption

itoggle caption Courtesy of uBiome