Designing Apps for Astronauts and Chicken Farmers

In April, NASA hosted a weekend hackathon with an interesting mission. The International Space Apps Challenge, in its second year, asked over 9,000 participants to address one of over 50 "challenges" developed by NASA, the U.S. Department of Agriculture, and other agencies around the world.

From these ideas, which ranged from visualizing space station location data to designing a greenhouse, NASA selected six winners.