The Wari people used their corn-based beer to spread their culture across Peru.
Talking it out could make us less vulnerable.
It's not just useless crap.
Katharine Hayhoe, "Climate Change Evangelist," wins national science communicator award
Mike Biddle could free the world from having to make new plastic. Forever.
So much for "no waste."
Why would a petro-state erect a solar-powered eco-metropolis in the middle of the Arabian desert? To change the world.
We're less motivated to do something challenging if it benefits the common good.
Re-framing environmental rhetoric so it appeals to conservatives can really work, a study finds.
A new report takes an in-depth dive into citizen science. Enlisting non-scientists, the researchers say, could revolutionize how we collect data.
In the global race to reduce carbon emissions, these eco-minded communities, from Kansas to the Maldives, lead the pack. Here's how they're making their carbon footprints disappear
Student visions for robots, space nutrition, and more
Steven Chu, the new U.S. secretary of energy, is a Nobel-winning physicist and an unabashed advocate of fighting climate change. But can he negotiate the political realities of transforming the energy economy?
Scientists weigh in on the President-elect's picks and what people should expect from the dream green team
Western architects have grand plans for helping China solve its expanding environmental crisis. But the world's dirtiest country already has the power to clean up all on its own
Popular Science is inside the U.N., where 150 heads of state are talking global warming. Will they put momentum behind an international treaty in 2015?
By providing its citizens with a steady stream of personalized, real-time data, the ninth-largest city in Iowa is changing the world