Talking it out could make us less vulnerable.
Stories from the coolest day jobs in the world.
Geologists are analyzing ancient clues to tell our origin story.
We've rounded up 2014's most mind-blowing images for your viewing pleasure
As fires rage this week and many evacuate, SETI's Allen Telescope Array has gone offline.
How are the conditions where you live?
Twenty-five curious, mysterious, or otherwise beguiling destinations to satisfy your inner science-history geek
Launch the gallery below, and enjoy our favorite pictures of the year, all in one place
As students everywhere return to school, the luckiest are heading for caves and rocket firing ranges instead of lecture halls
Wind, solar, tidal—all are battling for the renewable-energy crown, but what about the six billion highly efficient short-stroke engines in our midst? What about us?
Popular Science's fifth annual survey of just how bad it gets
Technology may be ushering in a golden age of stalking, in which predators use GPS, cellphones and other devices to track and terrorize.
Geographic profiling pioneer Kim Rossmo has been likened to Sherlock Holmes; his Watson in the hunt for serial killers is a digital sidekick -- an algorithm he calls Rigel.
In his lab far from the scene of a crime, Skip Palenik forges unbreakable chains of evidence from dust & detritus. Let's watch the master at work.
The Popular Science archive answers those nagging questions about the July 1947 UFO crash in the desert outside of Roswell, N.M.
It's arson, bomb and booby trap week at one of the nation's toughest forensics schools.
A radical new power plant aims to convert our dirtiest fossil fuel into clean-burning hydrogen
A state-by-state breakdown of policies that could change your community.
A U.S. Forest Service program tries to make lemons into lemonade.
Mike Biddle could free the world from having to make new plastic. Forever.
Our August 1991 cover story, in honor of Harry Kroto's passing
Are mysterious skin cells that never stop dividing a form of cancer, or the best hope yet for treating burn victims?
Western architects have grand plans for helping China solve its expanding environmental crisis. But the world's dirtiest country already has the power to clean up all on its own