A Stanford geneticist says humans have so many genetic mutations that we're less intelligent than our ancestors, and it's getting worse. Eugenicists 100 years ago had similar hypotheses.
The answers to the most nagging, fascinating, and bizarre questions of the summer movie season.
Brett Zarda reports on an intriguing patent application
"Being pro-science is the only way we make sure that America continues to lead the world."
This 10,000-rpm, no-pulse artificial heart doesn't resemble an organic heart--and might be all the better for it
Music piracy? Who cares. Wait until people start copying iPhones.
All of that studying just might have contributed to your Freshman Fifteen
What a bunch of nerds.
More than 50 of the most dangerous, disgusting, humiliating and just plain bad professions
How do we defeat the world's deadliest creature?
Our August 1991 cover story, in honor of Harry Kroto's passing
Book of the month: Kuhn vs. Popper: The Struggle for the Soul of Science
The human genome was just the start
Brainy, offbeat, audacious: Meet the new generation of scientific innovators, and be awed.
Its creations earn patents, outperform humans, and will soon fly to space. All it needs now is a few worthy challenges
Some methods that people have suggested for preventing, or stopping, a hurricane--and why they might not work
We're all familiar with images of lurching robots performing rote tasks on the factory production lines. But the capabilities of robots have evolved well beyond the banality of those grainy industrial films.
Taylor Wilson always dreamed of creating a star. Now he's become one
A century of agricultural innovation vastly increased the amount of food--but with it came an increased population, and now hunger is on the rise. Fixing it will require an unlikely alliance
There's still a chance to make up for your not-so-intelligent first name.
Tests in mice show potential for reversing the slowdown in learning that comes with puberty
New criteria for choosing NSF grants is the latest salvo from our anti-science government.
A new study uses better death data to try to answer a long-standing debate.
Neurologist Tally Lerman-Sagie saw her first cases of children having seizures a decade ago, but didn't have the technology to find their cause until now.
His brain implants could one day halt epileptic episodes and allow amputees to control prostheses with their minds.
A dose of tech savvy for the Supreme Court?
Microsoft's chairman is part of a joint patent filing for using fleets of vessels to stop hurricanes via geoengineering
Six percent of YouTube comments on TED talks are straight-up insults.
Fluctuations in serotonin transports help explain seasonal mood swings
Have a bad attitude? You might just need better instructions
Headlines fret about the growing obesity epidemic, but what does it mean? How did it happen? And what are the costs?
Illustrations by XPLANE
A botched lobotomy left 27-year-old Henry Molaison unable to form new memories. This is how Molaison's personal tragedy became science's gain.
A recent stroke left one 40-year-old woman with some unusual symptoms.
The defendants allegedly drove around the American Midwest for years, digging up protected plants.
When a virologist and bestselling author's fictional plots start showing up in the real world, a dark side to her life steps out of the shadows.
Breeding a Better Baby, Maybe
Controversial theorist Aubrey de Grey insists that we are within reach of an engineered cure for aging. Are you prepared to live forever?
Looking to boost your science smarts? First test your IQ organ, then follow our 6-point brain regimen. Soon you'll be crunching bogus claims and citing stats with the best.
From fart sniffer to postdoc, the most torturous ways to make a living in science.
Nearly half of this year's MacArthur "genius grant" recipients are advancing science and technology
Lydia Kavraki: How can the robot know how to move through the ever-changing human world?
A group of researchers warn of the potential deadly consequences rising from wireless drug delivery
The company that first told you to 'Pump it Up' is launching a new 2-in-1 design that converts from a running shoe to a cross trainer... with nothing more than your footsteps
An Interview with Rev. Dr. John Polkinghorne, author of the new book, Questions of Truth: Fifty-One Responses to Questions about God, Science, and Belief
PopSci.com does a science and technology background check on Supreme Court Justice David Souter's likely replacements
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?
Six Generation III+ reactors set for the U.S.
Worms, planets, extra dimensions: just a few of the things that inspire the most creative young scientists of the year
As spaceflight is privatized, scientists will pay for space trips alongside affluent adventurers
I'm ready for my Sputnik moment now
Newton, Darwin, and all your other favorites
Astro-spray: Coming to a drugstore near you?
An open letter from PopSci to President Obama about science and the future
This chart tells you that "the linguistic standard of the presidential address has declined" over time. The problem is, it's wrong.
What's the greatest threat to our species' continued existence? Take a look in the mirror.
With the release of the DSM-5 this month, psychotherapist Gary Greenberg questions whether psychiatry's diagnostic Bible can truly get at the nature of mental suffering.
Many machines over the past 60 years have been billed as the one that will make the big breakthrough in fusion science, only to stumble. This one could be different.
A finalist in our #CrowdGrant challenge hopes to inspire people to think about the world's toughest problems in positive, creative ways
Starting today, PopularScience.com will no longer accept comments on new articles. Here's why.
A new study compares Einstein's corpus callosum with those of mere mortals.
Because no one goes to college to learn.
Teaching people game theory is good. Making them live it is even better, says UCLA professor Peter Nonacs.
Elizabeth Kolbert, author of The Sixth Extinction, talks with Popular Science's reporter about the prehistory and the present of mass species die-offs
Far out, man
Microbes that eat and breathe electricity have forced scientists to reimagine how life works—on this planet and others
From reviving extinct species to hunting for dark matter, can a single scientist transform biology--and our lives?
Meet the extraordinary scientists whose innovations are bringing us robot cars, new cures and vaccines, the fastest-ever computer animations, and much, much more
If the task requires creativity or mental rotation, music can increase performance.
May John Glenn be with you.
A childhood without affection can be devastating, even if basic needs are met.
Our editors scrounged up some truly bizarre facts.
This rosy treat remains shrouded in mystery.
Our 10 favorite images of the week
In the escalating arms race between battery power and consumption, The Cells are losing to The Gadgetsâ€”Big time. Question is, can the chemists catch up to the engineers?
Technology may be ushering in a golden age of stalking, in which predators use GPS, cellphones and other devices to track and terrorize.
The world's first human-robot arm-wrestling match shows off the potential of a new material that someday could power machines--and even human limbs and organs
Hands off, government.
New designs and materials will make future skyscrapers sturdier, safer, and smarter.
We patrolled the halls of academe. We eavesdropped on the research grapevine. We asked scientists: Whose work is just plain brilliant?
Work-around surgeries for missing limbs, quick fixes to mend Nazi bones and tricks for lengthening uneven limbs; when it comes to special ops, the Doctor is in
Space-launched darts that strike like meteors