As climate change intensifies, architects, designers, and scientists are devising better ways to deal with almost anything nature throws our way.
A state-by-state breakdown of policies that could change your community.
They're everywhere—and they can also treat cancer.
Stories from the coolest day jobs in the world.
Ten students who are improving MRIs, cancer treatments and human-robot interaction--between classes, of course
Inventor claims breakthroughs come to him under self-induced hypnosis
H2O: potable, then portable
See how PopSci staffers are staying green this Earth Day, and get the science behind the scenes
Environmental management: An organic method of detoxing the Andes.
Ten amazing projects built by teens.
Shaken or stirred, it's all purified
At the dawn of Prohibition, the future of happy hour looked bleak, but PopSci's archives reveal that within every speakeasy resides a science lab, and within every bootlegger, an unlikely inventor or chemist
Welcome to the wonderful world of compost toilet tech
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
Growing kale and tilapia--and brewing beer--in an abandoned stretch of Chicago
To rescue the Earth, we need bold engineering ideas that go beyond simple recycling
The nation's most toxic nuke dump hopes to melt away its cleanup woes
Joseph Longo's Plasma Converter turns our most vile and toxic trash into clean energyâ€”and promises to make a relic of the landfill
Turning trash into a lifesaver
The most complex machines ever built don't just hunt for obscure subatomic bits
Nuclear energy is looking like it will be a big part of a fossil-fuel-free future in the U.S. But the big question remains as big as ever: What's to be done with the waste it generates?
Mike Biddle could free the world from having to make new plastic. Forever.
By providing its citizens with a steady stream of personalized, real-time data, the ninth-largest city in Iowa is changing the world
Rossi--a lone Italian inventor with no real credentials and a history as a convicted scam artist--has convinced a small army of researchers that his box can harness a new type of nuclear reaction. What if they're right?
He just needs to get it to them
Taber MacCallum helps hazmat divers safely explore contaminated waters
More than 50 of the most dangerous, disgusting, humiliating and just plain bad professions
Sewage is more than just filth. It's evidence of our worst habits, everything from caffeine to cocaine, all ingested and flushed down the toilet. Now scientists are using wastewater to drug-test entire cities, and the results are sobering
Are nuclear disasters the new normal?
An uncovered file documents Cold War-era investigations into an important question: is it safe to drink beer that was exposed to an atomic bomb detonation? And does it taste OK?
The story of how one of the most polluted waterways in America came to be located in one of the country's most expensive neighborhoods. Also: dysentery, cancer, and arsenic poisoning.
From the farm to the dinner plate, here's where food gets lost.
Saddled with poisoned real estate, one city turns to GM trees to mop up the mess.
Arsenic-laced drinking water, lead-contaminated soils and choking air pollution are sadly just the start in some of the world's dirtiest places
Turning what into wine?
Six Generation III+ reactors set for the U.S.
Depending on who you ask, these long-ignored, widely-scattered elements are either a dealbreaker or no problem at all
A rare form of meningitis has infected more than 200 people and claimed 15 lives. Are you at risk? And how did the outbreak start in the first place?
It's not just useless crap.
Recycling: It's not waste unless you waste it.
The creator of the Segway is one of the most successful and admired inventors in the world. He leads a team of 300 scientists and engineers devoted to making things that better mankind. But he's not done
For environmentalist Jesse Ausubel, going green means land conservation and energy efficiency—and forgetting “boutique” renewables like windmills and biofuels
From harvesting energy to building networks, nature has been solving problems for billions of years longer than humans have
Traditional chicken, beef, and pork production devours resources and creates waste. Meat-free meat might be the solution.
Microbes that eat and breathe electricity have forced scientists to reimagine how life works—on this planet and others
Controversial theorist Aubrey de Grey insists that we are within reach of an engineered cure for aging. Are you prepared to live forever?
Scientists hope to build an experimental fusion reactor
How to make one of our most ubiquitous gadgetsâ€”every part of itâ€”environmentally sound.
Nuclear power is the most efficient emissions-free energy available. But can it be made safe? Two new reactor designs do just that
Arsenic levels vary widely, but they are dangerously high in much of the country.
Metaphors for understanding the mind
The first reactor-on-a-barge will bring power to Russiaâ€™s electricity-starved Arctic
So an industrial accident has blanketed your countryside in millions of cubic feet of caustic sludge. Now what?
Architects design buildings for rebuilding after the apocalypse, terraforming Mars, and more.
Jayson Lusk's new book makes the case for robot chefs and pink slime
Geologists are analyzing ancient clues to tell our origin story.
A mobile bioreactor turns trash into electricity for U.S. troops
A reader inquires: "Why can't we put people into some sort of cryogenic sleep and launch them to Mars--or to an even more distant destination, like Alpha Centauri?"
Energy: Some say it's too big a job, but scientists would sure like to try.
Fertilizer and sewage runoff cause the worst marine pollution, but we can reverse their effects
Thiel's Breakout Labs has awarded an energy firm $300,000 to continue its research harnessing tornadoes for cheap, clean energy.
The science of chocolatey deliciousness
Unusual ice activity
A machine eats, digests, andâ€”well, you knowâ€”all in the name of art. It's amazing, but it ain't pretty.
Our annual bottom-10 list, in which we salute the men and women who do what no salary can adequately reward
The big news in bioengineering this week is all about a tiny pool of rat pee.
The annual Austin conference has announced the winners of its sustainable-startup competitions, and Popular Science was there.
Junk food has a new meaning
Do foreign visitors to the United States have the same problem with drinking water as Americans traveling overseas?
Players love the tech, but pro and amateur organizations can hardly keep up with the new materials and radical designs that have rewired and sometimes hot-wired sports.
Modified military Humvees, now in testing, turn diesel exhaust into fresh drinking water for soldiers
On the 40th anniversary of Earth Day, we take a look back at where it all began
Los Alamos scientist Steen Rasmussen plans to one-up nature by cobbling together a brand-new creature that reproduces and evolves. Is he making a biotech marvel that will do our bidding, or a test-tube-size Frankenstein monster?