Does red wine make you live longer? Do bras cause cancer? Is sugar as addictive as cocaine and heroin? We uncover what headline-grabbing scientific studies really mean for your health
Fifty years ago, the U.S. surgeon general first declared that smoking tobacco causes lung cancer. Popular Science readers could have known that was coming.
Scientists discover the drug may help dementia patients retain memory for as many as six additional months
Neuroscience: How nicotine rewires your noggin.
It's not that bad.
A study of social smokers and addicts reveals a likely genetic culprit
A new understanding of brain chemistry could usher in an age of biologically enhanced humans
It's unclear whether or not they help people quit real cigarettes.
The incredible Mr. Limpet
Dash of trivia, pinch of wit: a new compendium.
Arsenic-laced drinking water, lead-contaminated soils and choking air pollution are sadly just the start in some of the world's dirtiest places
Your cellphone does not in itself cause cancer. But in the daily sea of radiation we all travel, there may be subtler dangers at work, and science is only just beginning to understand how they can come to affect people like Per Segerbäck so intensely
The treatment is now ready for human trials.
Researchers are plugging in smokers, alcoholics, and even crack addicts to expose them to a relapse environment--and teach them how to deal with it. Will it work?
A new way to get sick and annoy passersby
By denaturing nicotine before it reaches the heart and brain, a new vaccine could mute the addictiveness of tobacco products
A new test for HPV has been cleared as way to screen for cervical cancer, but doctors are concerned that it doesn't do enough to protect younger women.
More than 50 of the most dangerous, disgusting, humiliating and just plain bad professions
From our archive: a reporter's LSD trip, a guide to getting high during Prohibition, and more
Bill Andrews has spent two decades unlocking the molecular mechanisms of aging. His mission: to extend the human life span to 150 years--or die trying
The author subjects himself to genetic tests, scans and other high-tech diagnostics to report on how the trend toward "personalized medicine" will affect us