Our editors scrounged up some truly bizarre facts.
Know what to look out for.
What makes mass murder possible?
How the presidential candidates get science wrong
Popular Science is inside the U.N., where 150 heads of state are talking global warming. Will they put momentum behind an international treaty in 2015?
Many people at risk of suicide may share a unique mutation.
Potentially exposed CDC workers seem okay and there's little danger to the general public, but the apparent lapse in safety procedures is surprising and serious.
The microbe-sourcing technique has played a role in many modern investigations, including the 2001 U.S. anthrax attacks and one man's terrible revenge scheme against his mistress. But how does it work?
A new study of bipolar patients brings researchers closer to creating a blood test for suicidal thoughts.
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
Obesity is booming, yet there are only two medications approved for long-term weight loss. Why is it so hard to make a diet pill that works? For one thing, evolution hates diets
Looking at a century of so-called progress
Amidst a growing body of evidence tying severe health problems to multiple concussions, researchers are tapping NFL stars for a more hands-on corroboration
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
Statistics: A study of child suicides sparks a grisly debate.
Want to live longer? Be kind to your DNA.
Researchers have developed a method to kill lung carcinomas using a viral 'suicide gene'
The newest excuse to defend your caffeine addiction.
A new study, and new theories, on the unexpected links between chronic pain and suicide