Two social scientists say we can motivate people to do more about the climate by getting them to think about how they want to be remembered.
Ride-sharing is catching on around the world, but still lagging in the U.S.
How the internet of things will get hacked by the companies that are building it, and other tales of sustainable (and unsustainable) tech in 2015.
Migrating coastlines, urban parking sprawl, and rivers running through it: These maps made our days in 2015.
It took imagination, ingenuity, and months of meetings, but Matthew Mazzotta's poop-digester project finally turned dog waste into public lighting.
Oil is in trouble already in the global marketplace. Could the new climate agreement deliver a knockout punch?
Canada and Mexico win a trade dispute over U.S. rules requiring country-of-origin meat labeling. What does this mean for the Trans-Pacific Partnership?
An open-source project in California is putting cheap air-quality test stations on school roofs and other locations.
New polling and market research suggest the phrases you should use and the phrases you should avoid.