With many of its biggest cities are already bursting at the seams, India is working on its first 'smart' city, with gleaming towers, drinking water on tap, automated waste collection, and a dedicated power supply – luxuries to many Indians.
Gwyneth Paltrow faces a social media backlash for participating in a food bank challenge to live on a $29 grocery budget for a week. Critics accuse her of mocking the experience of hunger. But such celebrity challenges can raise awareness and funds.
Environmentalist Ma Jun built a mobile phone app that lets users see whether a Chinese factory or power plant is violating pollution standards. His efforts won him a $1.25 million prize from the Skoll World Forum on Entrepreneurship.
Pauli Murray was an attorney, professor, author, and the first black woman to be a priest in the Episcopal Church. To raise her profile, he National Trust for Historic Preservation has named her house a national treasure.