Islamic State and others have tried to wipe out cultures by destroying monuments and other works of art. But new tools are giving scholars ways to halt the loss of cultural artifacts.
The 'Billion Tree Tsunami' plans to plant 1 billion trees in degraded forest areas and on private land in Pakistan to provide an ecological and economic boost.
In parts of Africa up to half of some crops are lost due to inefficient harvesting, storage, processing, and time to market. A new initiative aims to cut food waste and loss in half by 2030.
As a child in Bangladesh he was punished for speaking his local Marma language. Now the Harvard grad student is publishing books in Marma, one story at a time.
The Heifer International approach has been used to improve living standards in scores of countries for decades. At the farm visitors get a hands-on idea of how it's done.
Nonprofit groups are using satellite images to uncover environmental problems. SkyTruth has exposed the extent of the BP oil spill, revealed mining damage, and tracked illegal fishing worldwide.
A policeman once held hostage by FARC rebels and an ex-FARC rebel soldier team up in a TV dance competition. 'If we can do it, so can others.'
Those trying to cross the border from Mexico to the US risk being abused or trafficked. Alma Tucker has created a safe home for girls caught in this trade.
Cyclists on the bicycle superhighway won't have to worry about being struck by motor vehicles.
The innovative project is being developing as part of a global 'Reinvent the Toilet Challenge.' Some 2.4 billion people live without adequate sanitary facilities.
The Veerni Institute is a boarding school in India that provides health care, daily meals, uniforms, books, and computer training.
JayNii Streetwise Foundation is an orphanage, primary school, and arts center that thrives in a struggling neighborhood of Accra, Ghana’s capital city.
People living in Zanzibar's Jozani forest are being trained to raise butterflies as a way to prevent deforestation by giving people a financial stake in keeping the forest intact.
The Waldorf Astoria, The Peninsula New York, and The Pierre are among 16 posh hotels pledging to reduce greenhouse gas emissions 30 percent by 2025.
New York's Intrepid Sea, Air & Space Museum preserves history while inspiring young Americans to become bold, innovative, and daring explorers themselves.
Will MacAskill promotes 'effective altruism,' which advises people to give large chunks of their income to effective charities while downplaying 'Fairtrade' products.
Volunteering to mentor youths wasn't a familiar concept. So Mr. Sklotskiy became director of Big Brothers Big Sisters of Russia to promote it.
Hampshire College in Amherst, Mass., will soon be home to a 'living building' and become the only residential college generating 100 percent of its electricity from solar panels.
A transplant herself, she opened Neue Nachbarschaft or 'new neighborhood,' a community center where newcomers can learn German and get to know locals.