A state-by-state breakdown of policies that could change your community.
The annual Austin conference has announced the winners of its sustainable-startup competitions, and Popular Science was there.
He just needs to get it to them
With the upcoming release of the major motion picture Europa Report, a couple of Jet Propulsion Lab scientists explain how science fiction has evolved in response to our growing understanding of space.
Predictions for how we will live and work—on Earth or in space—in the decades and centuries to come
Why would a petro-state erect a solar-powered eco-metropolis in the middle of the Arabian desert? To change the world.
One of the world's oil capitals opens the world's largest single concentrated solar power plant.
Our dependence on big systems--big oil, big coal--steers us away from little ones, such as biofuel made from garbage, that are transforming communities in other countries
Depending on who you ask, these long-ignored, widely-scattered elements are either a dealbreaker or no problem at all
After staring at the sun for hundreds of millennia, humans still have burning questions about it
Arun Majumdar has to decide which researchers will get millions of dollars, and he has to do it fast. He must spark an energy revolution within 20 years, or it's lights out for us all.
Launch the gallery below, and enjoy our favorite pictures of the year, all in one place
While their peers worry about zits, these rising young stars are designing lunar bioreactors and new cancer drugs. What did you accomplish before turning 18? Meet our eight future Edisons here
Drilling a geothermal well to help cool and heat the dream home
Last October, Iceland's economy tanked. Its bailout? A two-mile geothermal well drilled into a volcano that could generate an endless supply of clean energy. Or, as Icelanders will calmly explain, it could all blow up in their faces
No plans currently for Wigsphere conversion
Nothing says green like throwing green at a problem
The most powerful and complex science experiment in the history of the universe is finally—after 14 years and $10 billion—about to begin. There's no telling what it may find, and that's entirely the point
A buyer's guide to harnessing the energy of the sun