More than 50 of the most dangerous, disgusting, humiliating and just plain bad professions
Our annual bottom-10 list, in which we salute the men and women who do what no salary can adequately reward
Arsenic and old manuscripts.
Ricin is one of the most poisonous substances on Earth and it's scarily easy to make.
From arsenic to Prozac to the passage of the Pure Food and Drug Act.
A former spy's excruciating death by radiation poisoning marks the beginning of an era of high-tech hit men who can kill from anywhere
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
How Clostridium, a nasty pathogen, makes an infectiously delicious confection
Investigators still don't know why or how this poisonous compound came to be found in a Las Vegas hotel room, but we've got the beta on its deadly effects
Ten sci-tech moments that mattered in 2006
A lawsuit over the death of a 14-year-old girl raises new questions about how much caffeine is too much--and what other nefarious factors might come into play.
Turns out that a body reveals more details about its death than once thought
PopSci tackles life's whys, hows and who-dunnits in this Q&A-style; feature
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.
Poisonings from death cap mushrooms (which look similar to other fungi) are often difficult to diagnose and treat.
A new ice age, exploding stars, the hypothetical Doomsday Machine, and more scenarios that are almost certain to eradicate life on Earth
Animals (including humans) are constantly adapting to their environments. Here are ten reminders that this incredible process is constant—not limited to the distant past
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.
Snow White totally could have happened
A state-by-state breakdown of policies that could change your community.
Yelp: a sloppy restaurant's worst nightmare?
A new system makes tracking healthcare serial killers easier