To rescue the Earth, we need bold engineering ideas that go beyond simple recycling
We patrolled the halls of academe. We eavesdropped on the research grapevine. We asked scientists: Whose work is just plain brilliant?
From harvesting energy to building networks, nature has been solving problems for billions of years longer than humans have
A radical new power plant aims to convert our dirtiest fossil fuel into clean-burning hydrogen
More than 50 of the most dangerous, disgusting, humiliating and just plain bad professions
PopSci tackles life's whys, hows and who-dunnits in this Q&A-style; feature
Under-the-radar polluters, and the individuals doing their best to hold climate science back
Sometimes our biggest fear is not knowing what to fear most. Fortunately, the weird science of risk analysis can teach us to judge better and fear smarter
Winners of the Nikon's annual Small World competition represent the best in through-the-microscope photography
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.
Nanotechnology could soon allow you to sanitize your bathroom with a flip of a light switch
Other record-breaking produce could fit in a backpack, but pumpkins can be massive.
A new book explores why our bodies do the things they do
Looking for a clean fuel that grows anywhere, needs only sunlight and water, and could produce enough oil to free the U.S. from its petroleum addiction? Here´s one start-up's plan for converting oil from algae-yes, algae
A 21st century electric-car revival is under way. But the first challenge—building a cheap, safe, powerful battery—is the hardest
Like Darpa on the military side, the new agency for stoking energy innovation awards $151 million to big ideas
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?
When it's 115 degrees in March, it might take a Hail Mary of a solution to help us
The tiniest frog, a bioluminescent cockroach and more