Citizen gathers health and fitness data to know if healthy workers are happier and more productive.
Middle class Chinese are working hard but also shopping like never before and it's playing a significant part in strengthening China's economy.
A study shows that Americans aren't so keen on outfitting their homes with solar panels that could be used to produce carbon dioxide-free electricity.
The @riotcleanup Twitter account has accumulated more than 70,000 followers and has mobilized hundreds of volunteers to clean up the mess from the London riots.
Demotix is a wire service which enables citizen journalists from around the world to upload stories to its site, after which, they can be bought by various mainstream news outlets.